Features:
Bluetooth version: Bluetooth V2.1， Class 2， compatibility with V2.0 & V1.2.
Allow you to power on/off， answer/hang up/reject/redial call， pause and play， vol+/-， next/previous track.
Easy operation and perfect voice quality.
Enhanced noise reduction， good choice for listening music， watching movie， answering / rejecting calls， etc.
Suit for over the road truck drivers or anyone who need the clear voice in the noise environment， also compatible with for iPhone， PC， etc.
Specifications:
Bluetooth version: V2.1， Class II
Frequency : 2.4GHz-2.4835GHz， ISM
Talking time: Up to 12 hours
Stand-by time: Up to 250 hours
Support protocol: Headset & handsfree， A2DP， AVRCP
Data encryption: 128 bits encrypted
Charging time: About 2-3 hours
Color: Black
Headphone size: Approx. 14.5 * 5.5 * 15cm / 5.7 * 2.2 * 5.9in
Headphone weight: 72g / 2.5oz
Package size: Approx. 21.3 * 7.5 * 25.2cm / 8.4 * 3.0 * 9.9in
Package weight: 216g / 7.6oz
Mono:
Features:
With multipoint connection， the Bluetooth headset can be connected with two Bluetooth devices at the same time.
Easy operation and perfect voice quality.
Answer/hang up/reject/redial call and volume adjustable.
Bluetooth version: Bluetooth V2.1， Class 2， compatibility with V2.0 & V1.2.
Suit for over the road truck drivers or anyone who need the clear voice in the noise environment， also compatible with for PS3， for iPhone， PC， etc.
(Note: this headphone is a mono headset， it can\'t listen music)
Specifications:
Chipset: CSR BC6 V2.1
Support: AVRCP， Headset， Handsfree， Noise-Canceling， Voice-Dial/Mute
Broadcast range: 10m / 32ft
Talking time: 20 hours
Stand-by time: 350 hours
Charging time: Below 3 hours
Connections: Up to 2 devices simultaneously
Data encryption: 128 bits encrypted
Color: Black
Headphone size: Approx. 14.5 * 5.5 * 15cm / 5.7 * 2.2 * 5.9in
Headphone weight: 72g / 2.5oz
Package size: Approx. 19.5 * 7.5 * 21.8cm / 7.7 * 3.0 * 8.6in
Package weight: 165g / 5.8oz
1 * Bluetooth Headset
1 * USB Cable
1* English User Manual
