Style:  Headband
Communication:  Wireless
Connectors:  usb and 3.5mm jack
Use:  connect two bluetooth device
Function:  Bluetooth, Microphone, Noise Cancelling
Place of Origin:  Guangdong, China (Mainland)
Product name:  wireless memory card headphone
Color:  Red/Gold/White/Black/Blue
Working distance:  20m
Support interface:  USB and 3.5mm jack
Battery capacity:  400mAh
Standby time:  150hours
usage:  Cellphone/Tablet PC/Desktop/smart tv/electronic organ
Playing time:  3-4 Hours