Communication:Wireless
Connectors:None
Wireless Type:Bluetooth
Vocalism Principle:Dynamic
Brand Name:SIFREE
Style:Neckband
Control Button:Yes
Volume Control:Yes
Active Noise-Cancellation:Yes
Function:Common Headphone
Plug Type:Wireless
Sensitivity:120±5dB
Frequency Response Range:20-20000Hz
Line Length:None
Resistance:32Ω
Waterproof:No
Model Number:Wireless Sports Earphone
Support Apt-x:No
Support Memory Card:No
Support APP:No
Is wireless:Yes
With Microphone:Yes
Color:black,white,red,gold,rose gold
Bluetooth version:bluetooth V4.1
Battery capacity:6maH
Size:50*1.2*1mm
Weight:9g
Charging voltage:5.0V
Standby time:120 hours
Charge time:1 hours
Transmission range:10m
Package:No
