ANC Headsets SD-900

Output power：20mW*2
Speaker：16Ω,24mW,φ40mm
Battery：600mAh
Bluetooth version：5.0
Input power：Type C DC 5V
Frequency Response:20HZ-20KHZ
Signal to noise ratio：more than 100dB
The distortion degree：≦1％
Charging time: 3 hours
Playing time:
ANC off and play music–playing around 21hours ;
ANC on and play music–playing around 15hours ;
ANC on and not playing music–standing by around 34hours ; playtime may vary depending on volume levels and surroundings.
Accessories：user’s manual,Micro-USB charging cable