Ultralong谈谈蓝牙耳机

BH-M22 Head Wearing Stereo Bluetooth HeadsetBH-V8 Noise Cancellation Bluetooth headsetBH-M10b Head Wearing Bluetooth Headset Multipoint connectionsBH-M11 2 in 1 Computer Bluetooth HeadphoneMini Multi-Function Speaker for iPhone/iPodBH-M12 Recordable Bluetooth Headset Two Link BTC-006 Bluetooth Handsfree Car Kits With LCDBH-V10 Crystal Bluetooth HeadsetBH-V1 Mini Stereo Bluetooth HeadsetBH-M20 Head Wearing Stereo Bluetooth Headset With Micphone Headband bluetooth headset BH-M10bhas more than 350 hours long standby time and20 hours of continuous use, compatible with allbluetooth cell phones,it beautifully works in office.Enjoy fun of wireless via anbluetooth dongle ,it works well with SKYPE,MSN,and VoIP.Crystal clear sound can thoroughly release your hands to enjoy your work! Features: 1).Blocks 4 times the external noise 2). Ultarlong talk time 3). Support headset,handfree profile 4). Redial the last call ,Reject call.Volume adjustable. 5). Faster connecting,clear sound,anti-interference. 6).Multi-point supported: 2 connections simultaneously 7). Listen to music from PC. 8). On-line chat throughBT wireless transmitter 9). Faster connecting, clear sound, anti-interference 10). Over-the-head Design Specification: 1)Bluetooth protocol: version 2.1+EDR 2) Frequency: 2.4 GHz 3)Blutooth range: 10meters. 4) Net weight: 65g 5) Power supply:DC5.1V/120Ma 6) Working volt: 3.7V 7) Battery: rechargeable Li-Ionbattery 8) Talking time:up to20 hours 9) Standby time: up to350 hours 10) Chargeing time: about3 hours. 11) Color: Black,White Accessory: 1).Charger(optional). 2).USB Charging line. 3).User guide.