The stereo headset supports Answer Phone, Multipoint Connecting, MoveNext/MovePrevious Switch, English/Chinese Switch, Voice Interaction functions.

Features:
You must connect your phone with Bluetooth.
Your personal partner of audio & video: 12 hours of continuous battery life.
Cost-effective for entry-level audiophiles: Rotatable earmuffs, stretchable headband.
Free from noise.
Long battery life: The 200mAh polymer lithium battery.
Low delay-excellent wireless experience.
It has, Answer Phone, Multipoint Connecting, MoveNext/MovePrevious Switch, etc.
The bluetooth headset support for receive calls and listening to music, playing music.
MoveNext/MovePrevious switch.
Help you enjoy beautiful music.

Specifications:
Brand: QCY
Model: QCY50
Material: ABS
Color: Red, Gray (Optional)
Bluetooth: 4.1
Transmission range: 20m
Stanby: 390h
Battery: 200mA rechargeable lithium battery
Item weight: Approx. 145g / 5.1oz
Package size: Approx. 19.5 * 18.5 * 7.5cm / 7.7 * 7.3 * 2.95in
Package weight: Approx. 252g / 8.88oz

Package including:
1 * Bluetooth headset
1 * User manual