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, 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 Almost All: UV5R, UV5RB, UV5RC, UV5RD, UV5Replus, UV5R+, A52, UV8, UV8D, UVB5, UVB6, /490/320/V6/V7/658/520/530/999/888/777/666 S, 777 S, 888 S, 388A, F8+, A5 for HYT TC286, TC386, TC2685, TC3865, TC6685, TC278, TC378, TC388, TC2100, TC2088 Features: Connects with walkie talkie or mobile phone Suitable for ear use Portable and lightweight design for easy carrying Enables connection to walkie talkie or cell phone Delivers loud and clear voice audio Wireless K-head design Simple button layout for easy operation Noise reduction technology Low power consumption with long battery life Ergonomic fit designed to fit the human ear comfortably Equipped with USB charging cable Compatible with all K-Plug walkie talkies Works with most two-way radios, including brands from China Compatible with QUSHENGAN, LINTON, and other models featuring a two-pole plug Plug specifications: 3.5mm and 2.5mm pin diameter, 8mm dual pin inside, 11mm 2-pin pitch Color: Black Material: Plastic Bluetooth Instructions: 1. Press and hold the top button on the Bluetooth adapter until the LED alternately flashes red and blue. 2. Press and hold the Bluetooth headset power button until the LED alternately flashes red and blue. 3. When the LED on both the adapter and headset flashes 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 differences in display settings may cause slight variations in color between the image and the actual item. Measurement tolerance is +/- 1-3 cm.