bluetooth version:CSR4.0+EDR
Power frequency:US$4.0002MHz~US$4.0080MHz ISM Band
Transmission power:Class2
Audio processing technology:CVC 5.0 noise reduction technology
Transmission distance:10m
battery capacity:80mAh，Built-in polymer battery
talk time:≤8h
Standby time:≤120h
Charging time:≤2h
Speaker resistanc:16Ω + 15%
Microphone sensitivity:-42dB（0dB=1V/Pa,1KHz)
Speaker frequency:20HZ—20KHZ
Horn diameter:10mm
Speacker Transmission power:3mW*2
SNR:≥80dB
speaker sound pressure level:113dB/+-3dB (1kH/1Vrms)
degree of distortion:≤1.0%

Feature:
1.Support smartphone、IPAD、IPHONE、PS3Game consoles and other bluetooth devices
2.2 in 1
3.voice call，listening & playing music，voicing calling number，voice prompts，Voice pick up/ reject/ dial calls
4.support A2DR.AVRCP standard
5.stereo output
6.Power display

G.W.：50g N.W.:6g
packing size：14*14*4.6
CTN Size：56*7.5*51CM