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 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 386 2685 3865 6685, TC 278 378 388, TC 2100 2088. for Phone Features: It can connect with walkie talkie or mobile phone Suitable for both ear Portable and light, carry easily Connect with the walkie talkie or cell phone Loud and clear voice Wireless K-head Simple button design, easy to operate Noise reduction Low power consumption Large capacity battery Fit with human ear, painless wear USB charger It can connect with walkie talkie or mobile phone. This Bluetooth headset earphone for all K-plug walkie talkie, like most of walkie talkie. (Almost all the bidirectional radio brand of China.) for / For QUSHENGAN / For LINTON / For etc (Almost all with a two-pole plug, ex pin diameter of 3.5mm and 2.5mm in diameter after pin, 8mm double pin inside, 11mm 2-pin wheelbase.) color: Black material: plastic Bluetooth Instruction: 1. Press the top button of the Bluetooth adapter for a while to make the LED light alternately flashing red and blue. 2. Press the Bluetooth headset switch button for a while to make the LED light alternately flashing red and blue. 3. The LED of Bluetooth adapter and Bluetooth headset flashing blue, indicating Bluetooth matches successfully. Package Contents: 1 x Bluetooth headset 1 x Bluetooth adapter (K type) 1 x USB charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.