ROCK O1 Bluetooth Headset

Brand: ROCK
Unit: 1 Set
Wearing style: On-ear
Bluetooth Version:Bluetooth V4.2
Working Distance: 10m
Impedance: 32ohm+-15%
Speaker Size: The diameter of 40mm
Frequency Response: 20Hz-20kHz
Speaker Sensitivity: 121+-3dB
MIC Directivity: Omnidirectional
MIC Sensitivity: -38+-3dB
Music Time: 12Hrs
Charging Time: 2Hrs
Battery: 250mAh
Material: ABS+Al-alloy+PU
Package: Gift Box