Wireless Audio Transmitter Receiver

2-IN-1SK-BTI-018

User Manual V3.01

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Contact US Anytime!Mail: sales_gvgi@hotmail.com

ContentsWelcome…………..…………..…………..…………..…………..…………..…….11. Package Includes…………..…………..…………..…………..…………..…….12. Product Diagram…………...…………..…………..…………..…………..…….23. Features Overview…………..………..…………..…………..…………..…….23.1 Product Specifications…………..…..…………..…………..…………..…….33.2 aptX Low Latency…………..…..…..…………..…………..…………..…….. 4 4. Charging BTI-018…………....…..…..…………..…………..…………..……...5 5. Basic Operation…………......…..…..…………..…………..…………..……… 6 5.1 Choose The Right Working Mode…………..…………..…………..………..76. How to use in TX Mode…………..…………..…………..…………..…………76.1 Pair to Bluetooth Headphone or Speaker…………....…………..……….....86.2 Pair and Connect Two Devices Simultaneously (Dual Link) …………........96.3 TV/DVD/PC Connection …………..………..…………..…………..……….107. How to use in RX Mode…………....………..…………..…………..………...107.1 Paired to SmartPhone/Laptop/Tablet…………..……..…………..………...117.2 Multi-Point Connection at the same time…………....…………..………....127.3 Wired Speaker Connection …………..…………....…………..…………....138. Clear BTI-018 Paired Records…………..………....…………..………….....139. Low Power Warning…………..…………..………....…………..………….....1310. Reset…………..…………..…………..………....…………..…………….....1311. LED Indicator…………....…………..………....…………..………………....1412. Power OFF Automatically…………..………....…………..………………...1413. IMPORTANT: …………..…………..………....…………..………………......1514. Troubleshooting…………..………..………....…………..……………….....1515. Warranty…………....................................................................................1916. Statement…………..................................................................................1917. Contact US…………................................................................................19

WelcomeThank you for purchasing our BTI-018 wireless Bluetooth V5.0 Audio Transmitter or Receiver 2-IN-1 with AUX Audio Jack Port. Please read the user manual carefully and keep it for future reference.

1.Package IncludesA.1 × Bluetooth V5.0 Audio Transmitter or Receiver (BTI-018) B.1 ×Φ3.5mm Audio CableC.1 × Micro USB Charging CableD.1 x User Manual V3.0E.1 x 2.5mm R/L RCA Audio Cable

3. Features OverviewBTI-018 is a wireless Bluetooth audio transmitter & receiver incorporating the latest Bluetooth V5.0+EDR and “apt-X low-latency” technology for high quality sound with virtually no delay. Providing the best Bluetooth Audio solution to enable your TV or home audio system to wirelessly stream Hi-Fi audio directly to any Bluetooth headphones or speakers in TX Mode. Or It makes your old wired speaker/headphones/car stereo system Bluetooth enable and enjoy Hi-Fi music freely from your smartphone via Bluetooth in RX Mode.

3.1 Product Specifications2.Product Diagram 3.2 aptX Low Latency

6.1 Pair to Bluetooth Headphone or Speaker

15. Warranty

6.2Pair and Connect Two Devices Simultaneously (Dual Link)

16. Statement

17. Contact US

6.3 TV/DVD/PC Connection 7.1 Paired to SmartPhone/Laptop/Tablet 7.2 Multi-Point Connection at the same time 7.3 Wired Speaker Connection 11. LED Indicator 13.IMPORTANT:

14. Troubleshooting

12. Power OFF Automatically

8. Clear BTI-018 Paired Records

9. Low Power Warning

10. Reset

7. How to use in RX Mode

4. Charging BTI-018 5.Basic Operation 5.1 Choose The Right Working Mode

6. How to use in TX Mode

Model NO.

Bluetooth Version

Bluetooth Chipset

Frequency Range

Bluetooth Profile

Bluetooth Range

Battery Capacity

Working Time

Standby Time

Net Weight

Dimension

BTI-018

Latest V5.0+EDR Class 2

The Most Advanced CSR BC8670

2.402GHz-2.480GHz

A2DP;AVRCP

Up to 10meters/33 fts without obstacle

aptX™ Low Latency(16bit);aptX™;

SBC;AAC(RX Mode)

Pair and Connect with two Bluetooth

Headphones or Speakers simultaneously

Paired and Connected with two mobile

phones or Tablet simultaneously

280mAh rechargeable lithium battery

Charging power supply: 5V, ≥500 mA. (

Charger, car charger , computer USB etc.)

About 14 hours (Middle Volume)

About 300 hours

21g/0.74oz

Φ4.9*1.3 cm / Φ 1.93*0.51 in

StatusPower on

Power off

Pairing (RX)

Pairing (TX)

Unconnected Standby Mode (RX)

Unconnected Standby Mode (TX)

Connected Mode(RX/TX)

Multi-Point Connections (RX/TX)

Low battery

Charging

Full charge

LED IndicatorBlue LED flash twice

Red LED flash twice

Red and Blue LED flash alternately

Blue LED flash quickly

Blue LED flash twice every 3 seconds

Blue LED flash once every second

Solid Blue LED

Solid Blue LED

Red LED flash

Solid Red LED

Red LED turn off

Audio Codec

Dual Stream as Transmitter

Multi-Points as Receiver

Charging Supply

TIPS: 1) Working time will be different depend on different working environment and CODEC.2) CODEC code depends on the paired devices and follow the turns as the priority support.

TIPS: ● The latency of 40ms is still unacceptable for live performance. Therefore, musicians beware! Bluetooth technology even with apt-X Low Latency may not suit your needs.● apt-X Low Latency can only be enable in Both Single Link and Dual Link. Please make sure Both paired Bluetooth Headphones/Speakers also support aptX Low latency.

TIPS: 1) If BTI-018 can’t connect two devices, please turn off BTI-018 and then re-start..2) When using Dual Link connections. It may not be fully compatible with all Bluetooth devices in the market, and for some devices, it may have intermittent music, silence, or poor connection.3) Audio code choice:●Priority support aptX™ low latency for one connection (Connected device must support aptX™ low latency), support aptX™ low latency for two connections if two devices priority support aptX™ low latency;● Support aptX™ for two connections if two devices priority support aptX™;● It will turn to SBC if two devices CODEC is not the same like one support aptX™ low latecy and another one support aptX™.4) During Dual Link connections, When connecting the second device but not disconnect the first device, when the second device is connected successfully will with temporarily bad working, please wait for 5 to 20 seconds for normal working.

TIPS: 1. Please test the TV with wired headphone or check the TV's audio settings (Select 3.5mm AUX output ) to make sure the devices connect in the right way and play audio from the TV.2. Please test the TV with remote control or check the TV's audio settings (Select 3.5mm AUX output ) to make sure the devices connect in the right way and play audio from the TV, or set the simultaneous sound.

TIPS: Pls enter “0000”(four zero), “8888” (four eight), ”1111”(four one), or “1234” (one, two, three, four) for some devices which need password to connect if necessary.

TIPS:1. Only could play music from one phone when with two connections.2. BTI-018 will be re-connected to the last connected phone automatically when it is power on. (Please make sure enable the Bluetooth function of your phone before turn on BTI-018.)

TIPS:Please test the speaker with 3.5mm audio cable (connect to smartphone) to see ifworkable or not.

TIPS: Please charge the BTI-018 at least once every 2 months if without usage.

TIPS: ● RX/TX Mode can only be successfully switched after the adapter is turned off for 3 seconds. After the switch, the pairing history of the devices will be cleared.● 3.5mm jack port support Audio Input and Output.

To take advantage of the better performance of the apt-X Low latency Codec, the other side device must support the same codec. If the other side device only the normal apt-X codec, or the SBC codec, these codec will be used instead.Audio delay when paired with different headphones/receiver-

BT Headphones/receiver support

apt-X Low latency Codec

apt-X codec

AAC Codec or Fast Streaming

SBC Codec(most standard Bluetooth Audio)

The audio delay will be

~40ms

~70ms

~170ms

~220ms

Wireless Audio Transmitter Receiver

2-IN-1SK-BTI-018

User Manual V3.0 E

A

B

C

D

E

A: Multifunction Button(MFB):Power ON/OFF; Pause/Play

B: LED Indicator

C: Transmitter(TX Mode) or Receiver(RX Mode) Slide Switch

D: AUX Audio Output/Input

E: Micro USB Charging Port

Please charge BTI-018 fully before using it at the first time.1) Connect the USB charging cable to the USB charging port of the adapter. Do not use the charger over 5V to charge BTI-018, it may destroy the product.2) The light indicator will turn it into Red while charging.3) The full charge takes about 2 hours.4) The Red light indicator goes out when charging completed.

Charging with PCCharging with Micro USB

Connection for Charging

Button Function Operation

In OFF Status, long press 3 seconds (It will

enter pairing mode if no pair record, or

reconnect mode if have pair record)

In ON Status, long press for 3 seconds

In ON Status, double press

In RX Mode: Short Press

In TX Mode: N/A

Switch the button to TX side for TX mode, or

switch the button to RX side for RX mode.

1)Please turn off the units, then wait 3

seconds, switch to another function mode.

2)Each time the status is switched, the pairing

record of the previous status will be cleared

Power On

Power Off

Enter Paring Mode

Status Switch

Play/Pause

MFB

Switch

TX/RX

TX or RX Mode

TX : Transmitter Mode, work as Bluetooth Audio Transmitter; Make your TV/DVD Bluetooth enable and make Bluetooth connection with Bluetooth Headphones/Speakers/Receivers.

RX : Receiver Mode, work as Bluetooth Audio Receiver; Make your Wired Speaker or Home Stereo System or car stereo Bluetooth enable and make Bluetooth connection with your Smart phones, Tablet or PC.

Transmitter Mode Setting

Make sure to turn the switch to the “TX” side before you power it on, then it will work as Bluetooth Transmitter Mode automatically.

1. Please long press “MFB” button for 2-3 seconds to power on and then double quickly press “MFB” button to make BTI-018 enter into pairing mode with Blue LED flash.2. Turn on the Bluetooth function of your device (Bluetooth Headphone, Speaker or other Bluetooth receiver etc.) and make sure to enter into pairing mode with Red & Blue LED flash alternately or Blue LED flash or the blue light flashes quickly.3. Put BTI-018 and your Bluetooth Headphones/Speakers together, within 1 meter, they will be paired and connected automatically within 5-30 seconds. If paired successfully, the Blue Indicator will stay on.4. Connect BTI-018 to your TV/PC/DVD etc Non-Bluetooth Media Devices with 3.5 mm audio cable or RCA cable.5. Now you can enjoy music on your paired Bluetooth Headphones/Speakers wirelessly from your media play device, such as TV.

pairingSetting

Off mode, turn to TX switch.

2

Mode switching3 4

Long press MFB 2 seconds to power on , and double press MFB button to enter into pairing mode with Blue LED flash.

Bluetooth connect BTI-018 with headphone or

speaker about 5-30 second , LED turns to solid Blue

LED after connected.

Insert the 3.5mm or 2.5mm audio cable and connect BTI-018 to your device.

Turn on the Bluetooth function of headphone or speaker to enter into pairing mode.

connection

1. Pair to the first Bluetooth Headphones or Speakers as 6.1 steps.2. double quickly press MFB button to enter into pairing mode again with Blue LED flash.( ( The first connected device is not affected and can be used normally.)3. Turn on the Bluetooth function of the second device (Bluetooth headphone, speaker or receiver etc) and make sure it into enter into pairing mode, they will be paired automatically after 5-10 seconds. Blue LED turns to Solid Blue after connected, then Dual Link connections is working now.

Connect BTI-018 and the TV with 3.5mm audio cable，RCA cable, and pair to Bluetooth Headphones or Speakers via Bluetooth, you can watch TV and enjoy Hi-Fi sound wireless through the paired Bluetooth devices.

Receiver Mode SettingMake sure to turn the switch to the “RX” side before you power it on, then it will work as Bluetooth Receiver Mode automatically.

1. Long press BTI-018 “MFB” button 2-3 seconds to power on2. Double press “MFB” button to enter into pairing mode with Red & Blue LED flash alternately.3. Turn on Bluetooth function of Phone, search and click to connect BTI-018 on Bluetooth device lists.3.1) For iOS: Settings>Bluetooth>on3.2) For Android: Settings>Bluetooth>On>Scan for devices4. If pairing is successful, the Blue indicator light will stay ON. 5. Please connect BTI-018 to wired Speakers or Headset or Car Stereo with 3.5mm /RCA audio cable, play music from paired phone to the wired headphone or speaker wirelessly.

PairingSetting

Off mode , switch the button to RX side .

2

3 Connection 4

Turn on Bluetooth function of phone (PC, laptop),

search and click to connect BTI-018.

Long press MFB 2 seconds to power on , and short press pairing button to enter into pairing mode with Red & Blue LED flash alternately.

Search and connect

2

Insert the 3.5mm or 2.5mm audio cable and connect BTI-018 to your device.

Mode switching

1. Follow 7.1 steps to connected with first phone (PC, laptop).2. Double press BTI-018 “MFB” button to enter into pairing mode again with Red & Blue LED flash alternately.( The first connected device is not affected and can be used normally.)3. Turn on Bluetooth function of the second phone, search and click to connect BTI-018 on phone Bluetooth lists. Multi-point connections with solid green LED ON.

Please connect BTI-018 to wired Speaker with 3.5mm/RCA audio cable, then pair to phone (PC, laptop) via Bluetooth, play music from your phone to speaker wirelessly.

In power off, Switch to another mode(TX or RX), after 3 seconds, then power on, will delete the paired records of the last mode.

1. When the device is in low power, the Red Indicator will flash quickly with DI...DI speach every 10 minutes.2. It will be power off automatically if the voltage is less than 3.0V.3. Please charge it in time when in low battery or do not use it regularly, in case it won't normally work or damage the battery.4. Please charge the BTI-018 at least once every 2 months if without usage.

While in charging, Please long press “MFB” button to turn off BTI-018 and it will be reset when it dead during usage or it is not working as expected.

1. The item will be power off automatically if the voltage is below 3.0V.2. RX Mode: Without connection with any devices for more than 5 minutes, the item will power off automatically. TX Mode: the item will not automatically shut down.

● The item does NOT function as an audio converter; Therefore, please do not expect to use the 3.5mm AUX HUB simultaneously. ● Bluetooth signal can be blocked by surrounding objects or affected by home WIFI devices(2.4Ghz) and reduce the audio quality, please put it in the right position without barrier between BTI-018 and your paired Bluetooth devices.

In TX Mode as Bluetooth Transmitter1. Please note to choose the right working mode, TX Mode.2. Please make sure the right audio cable connection to your TV or PC etc. Test TV audio output port by directly plugging in a pair of wired headphones to confirm there’s sound.3. Please make sure BTI-018 pair to your Bluetooth Headphones/Speakers successfully. You can plug the BTI-018 into your Smartphone via audio cable and check it is right. Please note to adjust the volume as your needs.4. Maybe Please refer Clear BTI-018 Paired Record and operate it as the steps. Then re-start to pair and connect your Bluetooth devices.

In RX Mode as Bluetooth Receiver1. Please note to choose the right working mode, RX Mode. Please make sure the right audio cable connection to your Wired Headphones/Speaker/Car stereo etc.2. Make sure the music volume is at an audible level on both your Bluetooth device and sound system. Please adjust the volume.3. For some systems, such as your car stereo, you may need select “AUX” as the audio input mode.4. Please make sure your audio device is playing music via Bluetooth some devices (such as PC) require manually selecting the music output channel for Bluetooth mode.5. Maybe Please refer Clear Paired Record of BTI-018 and operate it as the steps. Then re-start to pair and connect your Bluetooth devices.

Q4: Can I use the BTI-018 adapter while it is charging?Yes, But please note when you charge BTI-018, the item will be turned off, so you need turn on it again and the item will re-connect the paired Bluetooth devices.

Q5: The sound quality has some issue or sound terribly.1. Please note that the Bluetooth Range is within 33feet/10 meters or let BTI-018 and your paired devices more closer without any obstacle.2. Please charge BTI-018 and make BTI-018 reset and try it again.3. Please try to re-connection or Clear Paired Record of BTI-018 and operate it as the steps. Then re-start to pair and connect your Bluetooth devices.

Q6: I think the range is not long enough as expected.1. Work with Class 1 design overhead headphones - up to 33ft-66ft (10-20m) in open air line-of-sight conditions and up to over 33ft(10m) indoors.2. TWS earbuds and other compact devices with short internal antennae may only achieve a limited range.3. Operation range can be affected by physical obstructions (walls, people, etc.), wireless interference (Wi-Fi routers, Wireless TV adapters etc.) also depends on receiving device.

Q7: I can pair my one device well, the audio become cut out or no sound when dual Link.BTI-018 works best for same brand/model of headphones. Conditions in which Dua Link may not work as well - 2 speakers, 1 headphone + 1 speaker, 2 different brands / models of headphones.

Q8: Why am I still experiencing an audio delay?The BTI-018 supports the aptX Low Latency codec(aptX-LL) streaming audio with a ≤40ms audio delay that is undetectable by human ear, making it ideal for watching TV/movies/video without audio lag. However, to achieve this your Bluetooth receiver(headphones/speaker) must also support aptX Low Latency otherwise they will connect using the standard SBC codec which has about 220ms of audio latency.

If you have any issue in the usage, please read the user manual carefully firstly. We believe you can find the right.

Q1: My adapter will not power on.Please re-charge it and make sure the adapter has enough battery power. Plug the unit into a charger and see if the LED indicator turns Red and low power.

Q2: I am having trouble in pairing and connection.1) The adapter and your device are next to each other or within 3 feet / 1 meter.2) The adapter is in pairing mode; this is indicated by the LED flashing in Green as TX Mode or Blue as RX Mode. Please make sure that you choose the right working mode and audio channel.3) Please refer Clear BTI-018 Paired Record and operate it as the steps. Then re-start to pair and connect your Bluetooth device.

Q3: After paired to your Bluetooth Devices, I can’t hear any music from my sound system or volume is very little.Please check the below comment as the working mode.

Q9: Why can’t I pair the BTI-018 to my headphones / speaker?This can be caused by either the BTI-018 or your headphones/speaker unintentionally pairing with another nearby Bluetooth device. To avoid this, Please turn off all other Bluetooth devices in the area.

Q10: Why am I hearing noise from my headphone / speaker?1. FOR AV RECEIVERS - ONLY use the BIG 6.35MM PHONE OUT on the front panel of your AV Receiver with the 6.35mm to 3.5mm adapter. 2. DO NOT use the PREAMP output RCA (L/R) ports on the back panel of your AV Receiver - these can damage your product, FOR TV.3. Try powering up the BTI-018 using a different USB charger (5V/0.5-2A).4. Try a different audio cable to connect the BTI-018 to your audio source. Clear the pairing history of Both the BTI-018 and your headphones.

Q11: Why should I use aptX Low Latency supported Bluetooth adapters?“Qualcomm aptX Low Latency audio ensures your Bluetooth wireless enabled device can deliver sound in sync with visual media. It reduces delay and improves end-to-end speed of the audio transmission, resulting in a high quality, synchronised user experience. With aptX Low Latency you can enjoy the freedom of wireless for applications such as gaming and watching videos.” More info, visit https://www.aptx.com/aptx-low-latency

This Product is covered by us Product and Labor warranty for 12 months from the date of its original purchase. If manufacturing defects occur, please contact our support team immediately to launch a warranty claim. We will instruct you on how to return the defective unit back to us for repair or replacement. The following are excluded from our warranty cover:1. Device purchased as 2nd hand, used, or from unauthorized sellers.2. Damage resulted from misuse and abusive action.3. Damage resulted from Chemical, fire, radioactive substance, poison, or liquid.4. Damage resulted from natural disaster.5. Damage caused to any 3rd party, person, object, and beyond.

We can only provide after sale services from products that are sold by us. If you have purchased this unit from a different place, please contact the seller for return and warranty issues

Email: sales_gvgi@hotmail.comIf you need any further assistance, please contact our customer support team and tell us your order ID and which brand at anytime and we will response you within 24 hours.