how to make them pairing?<br> 1. Take the bluetooth earpiece<br> 2. Long press the power button for 6 seconds until the the red and blue light flash alternately<br> 3. take the Bluetooth adapter (or name Dongle)<br> 4. Long press the power button for 7 seconds until red and blue light flash alternately.<br> 5. Red light flash mean it is pairing with wireless PTT , now press the wireless PTT button for 1 second, and the pair will be finish and red light gone.<br> 6. Green light flash mean it is pairing with bluetooth earpiece. when pairing is ready, blue light stop quick Flash<br> <br>The status of LED light 1. Blue light flash showly: item was power on and in standby<br> 2. Blue light flash quicly: Bluetooth connection is interrupted, check the earpiece if it is turn on or within range <br><br> Note: The piece is Not Compabile with Motorola/ICOM/Hytera/Midland etc, The bluetooth headset compatible with K-connector radio ONLY!!! <br><br> Compatible with: Kenwood KPG<br> KPG27D, KPG29D, KPG48D, KPG49, KPG55D, KPG56D, KPG62D, KPG66D, KPG69D, KPG70D, KPG74D, KPG75D, KPG77D, KPG82D, KPG87D<br> TK-2107/3107, Pro-Talk, TK2207, TK3207, TK-2160/3160,<br>  <br>  <br><br>Compatible with: BAOFENG<br> Almost All: UV5R, UV5R, UV5RB, UV5RC, UV5RD, UV5R, UV5Replus, UV5R +, UV5R, A52, UV8, UV8D, UVB5, UVB6 BF- / 490/320 / V6 / V7 / V8 / 658/520/530 / 999/888/777/666 S / 777 S / 888 S / 388A / F8 + / A5 /<br>  <br>  <br> for HYT<br> TC286 386 2685 3865 6685, TC 278 378 388, TC 2100 2088<br><br>Baofeng UV-5R UV-82 BF-F8HP UV-82HP RT21 H777 <br><br>Compatible with BTECH UV-5X3 GMRS-V1 all Kenwood-connector walkie talkie<br><br>TYT MD-380 MD-UV380 MD-UV390 TH-UV8000D etc. <br><br> Packing list: 1x Buletooth earpiece<br> 1x wireless PTT (Dongle) <br> 1x radio connector<br> 1x charger cable<br> 1x user manual