User's Manual

Bluetooth Headphones
Instruction Manual
QKH6
SPECIFICATIONS
Bluetooth version: Bluetooth V2.1+EDR
Effective transmission range: 8-10m
Battery: 300mAh Li-polymer battery
Charging time: 2.5 hours (maximum)
Playing time: About 6 hours
Stand-by time: up to 30 days
LED indicator status:
Blue LED for power and BT pairing indicator
Red LED for charging indicator
Diameter of driver unit: 40mm
Frequency range: 20Hz~20kHz
Sensitivity at 1KHz 110+/-5 dB
Impedance: 32+/-15% 
Distortion: 1% at 1KHz
Rated power input 10mW
Net Weight: Approx. 160g
ACCESSORIES
Micro USB charging cable
3.5mm audio cable
Instruction Manual

Summary of content (5 pages)