BM-870

Bluetooth wireless headset
SPECIFICATIONS:
Version: BluetoothV4.0
Frequency Range: 2.402GHZ~2.480GHZ ISM Band
Transmission: CLASS 2
Channels: 79channels of 1Mhz BW
Connection: Spot to Spot
Transmission: <=10M
Frequency Responses: 20HZ-20KHZ
Signal to Noise rate: 85db
Driver output: 2X10mW
Status Indicator: Red, Blue indicator
Compatibility: Suitable for HFP、HSP、A2DP、 AVRCP Bluetooth agreement computer USB Bluetooth plug、cell phone、IPAD MID etc
Battery: Polymer battery 3.7V 190mAH
Charging time: 2-3 hours
Charge sources: Computer USB 5V;Output DC 5V 300mA charger
Operations time: Around 6 hours (battery fully charged)
Standby time: More than 185 hours(battery fully charged)
HEADPHONE
Driver Units: 40 mm
Frequency Response: 20Hz to 20KHz
Impedance: 32 Ω
Sensitivity: 110 dB±3 dB
MICROPHONE
Microphone: 6×2.7mm
Frequency Response: 100 Hz to 8 KHz
Impedance: 2.2K Ohm
Sensitivity: -42 dB±3 dB
