• Unique design V2.1 slim portable bluetooth headphone
• Version: V2.1+EDR
• Sensitivity: 108dB
• Impedance: 32 Ohms
• Frequency: 20Hz—20KHz
• working time: 8 hours
• Speaker: 30mm
• Receiver rangE: 10m
• Rated power: 20mW
• S/N ratio: 82db
• Introduce: Audio wireless headset

Features:
Embedded microphone for handsfree conversation from Bluetooth-enabled mobile phones.
Enjoy stereo music wirelessly from Bluetooth A2DP devices.
Pause the music and play back automatically when receives an incoming call.
Supports remote control of play/pause, previous/next track, volume up and volume down.
Automatically connect to the last connected Bluetooth device.
Call transfer between the headset and Bluetooth mobile phone.
Charging via micro USB connector.
It is not water-resistant and not suitable for strenuous exercises.

Specifications:
Speaker diameter: φ30 milimeters
Impedance: 32 Ohms
Sensitivity: 108dB S.P.L.at 1KHz；
Rated power:20mW
Aggregate capability:50mW
Frequency Response:20Hz-20,000Hz
Microphone Unit:φ4*1.5mm
Impedance:≤2.2KOhms
Frequancy Response:30Hz-16,000Hz
Operating voltage:3.0V

1)Support systems:audio equipments with bluetooth functions,such as PC,cellphone,MP3… ;
2)Bluetooth protocol standards:Bluetooth V2.1+EDR
3)Receiver range:10m / 360
4)Carrier frequency:2402MHz-2480MHz;
5)USB interference:High speed USB 2.0;
6)Battery:chargeable lithium-ion polymer battery ;
7)Charger power:computer USB interface
8)Successive working time:about 8 hours；
9)Frequency response:20Hz—20KHz；
10)S/N ratio:_82db；

Package includes:
1 x Bluetooth headset
1 x usb cable
1 x audio cable
1 x charger adapter

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