Walkie Talkie AC-B09 Hands-Free PTT Bluetooth headset for Baofeng UV-5R UV-82 Walkie Talkie with TYT WOUXUN Two Way Radio   AC-B09 Hands-free V3.0 version Apply to all two way radio bluetooth Walkie talkie  The AC-B09 hands-free including AC-B09D Bluetooth dongle and AC-B09E Bluetooth earpiece. AC-B09E is a swivel earpiece which built in PTT microphone that can be placed over either ear. The earpiece provides the best audio quality when paired with K1 connector two way radios and is comfortable and flexible enough for all-day wear. Do not hesitate to Work with it to get free of your hands in work. Model: bluetooth headset AC-B09 (bluetooth Dongle AC-B09D bluetooth Earpiece AC-B09E) Bluetooth Version V3.0 Class 2 Frequency Range 2.4G Working Mode HFP1.5 A2DP AVRCP Charger time 1-2.5H Talk Range <10Meters Work Time 5-8Hours Standby Time <100Hours Connector K1 Standard Dimension AC-B09D:5*2.5*2.3cm AC-B09E:5.2*1.5*1cm Weight 21g Unit Including Bluetooth Dongle AC-B09D*1 Bluetooth Earpiece AC-B09E*1 Charger cable*2 USB adaptor*1 Manual in EN*1