音响的蓝牙耳机波黑-22

BH-M22 Compatible with allBT cell phones,it beautifully works in office.Enjoy fun of wireless via anBT 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). Crystal clear sound with DSP 3). Support A2DP,AVRCP,headset,handfree profile 5). Redial the last call ,Reject call.Volume adjustable. 6). Faster connecting,clear sound,anti-interference. 7). Listen to MP3 music from cellphone. 8). Listen to stereo music from PC. 9). On-line chat throughBT wireless transmitter 10). Faster connecting, clear sound, anti-interference 11). Over-the-head Design Specification: 1)BT protocol: version 2.1+EDR 2) Frequency: 2.4 GHz 3)BT range: 10meters. 4) Net weight: 65g 5) Power supply:DC5.1V/120Ma 6) Working volt: 3.7V 7) Battery: rechargeable Li-Ionbattery 8) alking time:up to12 hours 9) Standby time: up to250 hours 10) Chargeing time: about3 hours. 11) Color: Black /White / Yellow / Red / Brown Accessory: 1).Charger(optional). 2).USB Charging line. 3).User guide.