> Home > Products > Headphone
Products
Headphone
Wireless Card
KOGI-HW9213
FM frequency response: 87.5-108MHz
Music format: MP3/WMA
DC Resistance: 32Ω
Sensitivity: 85db+/-3db 
Continuous Playing Music: 6-8 h
Frequency Response: 20-20 KHz
Audio Output: 4Ω-0.5W Hi-Fi 40mm Speaker
USB Interface: USB charging cable

Battery:3.7V 300mA
Charging time:2 H