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By certification 
Color: black
Interface: USB1.1/2.0/3.0
Button life: 2000000
Maximum distance: up to 15 meters when unobstructed
Smart mobile system supported: iPhone OS 4.0+ (iPhone, iPad), Nokia Symbian S60+, Windows Mobile 6.0+, Android 2.3+
Compatibility: Windows 2000, XP, Vista (32-bit)
Power source: built-in rechargeable li-ion battery
Transmission power: Class 2 level
Working time: 8hours per day sustainable 30days
Suitable for PC and laptop with Bluetooth function: yes
Port: mini USB for charging Approved: CE, BOB, ROHS
Folded Size: 126*85*15mm
Unfolded Size: 246*83*8mm
This product supporting system include:
Computer system: Win2000/me/xp/vista/7/8
Smart phone, Tablet PC system:
Symbian system:Symbian S60 V3 V5
Microsoft system: Windows mobile 6.5 WP7/8
Apple System: ISO4 or above version
Google system Android 3.0 or above version
Interface: USB1.1/2.0/3.0
Button life: 2000000
Maximum distance: up to 15 meters when unobstructed
Smart mobile system supported: iPhone OS 4.0+ (iPhone, iPad), Nokia Symbian S60+, Windows Mobile 6.0+, Android 2.3+
Compatibility: Windows 2000, XP, Vista (32-bit)
Power source: built-in rechargeable li-ion battery
Transmission power: Class 2 level
Working time: 8hours per day sustainable 30days
Suitable for PC and laptop with Bluetooth function: yes
Port: mini USB for charging Approved: CE, BOB, ROHS
Folded Size: 126*85*15mm
Unfolded Size: 246*83*8mm
This product supporting system include:
Computer system: Win2000/me/xp/vista/7/8
Smart phone, Tablet PC system:
Symbian system:Symbian S60 V3 V5
Microsoft system: Windows mobile 6.5 WP7/8
Apple System: ISO4 or above version
Google system Android 3.0 or above version
