for KPG KPG27D, KPG29D, KPG48D, KPG49, KPG55D, KPG56D, KPG62D, KPG66D, KPG69D, KPG70D, KPG74D, KPG75D, KPG77D, KPG82D, KPG87D for -D7, -D7A, -D7AG, -D7E, -F6, -F6A, -F7, -F7E, -G71, -G71A, -G71E, -K2, -K2A, -K2E, -K2ET, -21, -21AT, -21BT, -22, -22A, -22AT, -22E, -26, -27, -28, TH31AT, TH31BT, TH41AT, TH41BT, -42, -42A, -42AT, -42E, -45, -47, -48, -55, -75, -77, -G71, -205, -215, -225, -235, -235A, -235E, -315, -415 for TK TK-208/, TK-220/320, TK-/340, tk-240D/340D, TK-/348, TK-250/350/353, TK-360, TK/360G, TK-/370, G/370G, TK-272G/372G/373G, G tk/378G/388G Pro-Talk, TK-430/431, TK-2100/3100 Pro-Talk, TK-2102/3102, Pro-Power, TK-2107/3107, Pro-Talk, TK2207, TK3207, TK-2160/3160 for UV5R, UV5RB, UV5RC, UV5RD, UV5Replus, UV5R+, A52, UV8, UV8D, UVB5, UVB6, 490, 320, V6, V7, 658, 520, 530, 999, 888, 777, 666S, 777S, 888S, 388A, F8+, A5 for HYT TC286, TC386, TC2685, TC3865, TC6685, TC278, TC378, TC388, TC2100, TC2088 Compatible with most walkie talkies that have a two-pole plug, including models with 3.5mm and 2.5mm pin diameter, 8mm double pin inside, 11mm 2-pin pitch Also fits QUSHENGAN, LINTON, and other similar brands Features: - Connects with walkie talkie or mobile phone - Suitable for both ears - Portable and lightweight, easy to carry - Wireless Bluetooth connectivity - Loud and clear voice transmission - Noise reduction technology - Low power consumption - Large capacity battery - Ergonomic design for comfortable, painless wear - USB charging support - Simple button operation Bluetooth Pairing Instructions: 1. Press and hold the top button on the Bluetooth adapter until the LED flashes red and blue alternately. 2. Press and hold the switch button on the Bluetooth headset until the LED flashes red and blue alternately. 3. When the LEDs on both the adapter and headset flash blue, pairing is successful. Package Contents: 1 x Bluetooth Headset 1 x Bluetooth Adapter (K type) 1 x USB Charging Cable Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.