Multifunction Hi-Fi Bluetooth Headphones,Bluetooth Headphones

Specifications 1 .smart phone bluetooth headset 2.fast delivery good quality 3.factory directly wholesale 4. ultra slim design 5.OEM accept Multifunction Hi-Fi Bluetooth Headphones,Bluetooth Headphones    High quality.Excellent Sound Quality.Well design and easy to use.Stable neckband means versatility for use conditions.Seamless switching between music and calls.Great sound with control.The headset supports Bluetooth v3.0 + EDR with handsfree, Headset, A2DP (Stereo Music) and AVRCP (Audio Video Remote Control) profiles.Frequency Response is 20-20000 Hz and Total Harmonic Distortion is less than 0.5%.Operating distance: 10m.Range of frequency: 2.4 to 2.4835GHz ISM band.Compatible with: Various Bluetooth enabled devices, for example mobile phone, PDA, laptops, MP3/4/5 etc. ModelHB101bluetoothbluetooth 3.0+EDRsatndby current≤ 10μAworking current≤ 30mAworking voltageDC 3.7 Vcharging currentDC 5V , 500mA (red LED onspeaker unitφ30  32Ω  20mW *2speaker frequency20-20000Hzmicrophone4.0*1.2mm omnidirectionalfrequency100-10000Hzsensitivity≥ -40dBbattery capacity300mAH   3.7V   lithium polymer batterycharging time3H (fully charge)standby time≥ 120Hworking distance≥ 10M     Packet content:  100% Brand New1 x Bluetooth headphone1 x Charger1 x User Guide