• stereo wireless bluetooth headset support TF/SD card
• Version: V2.1+EDR
• Sensitivity: 118dB
• Impedance: 32 Ohms
• Frequency: 20Hz—20KHz
• working time: 9-11 hours
• Speaker: 40mm
• Receiver rangE: 10m
• Rated power: 20mW
• S/N ratio: 82db
• Introduce: wireless headset with TF/SD

Features:
1).Over-head desgin brings you comfortable,convience and fashion.
2).Unique and intelligent function let you will not miss any mobile calls during you enjoy music.
3).This headset has strong compatibility, can pair for most of bluetooth phones in the market.
4).Wireless enjoy Hi-Fi stereo CD sound from computer which built-in Bluetooth drivers.
5).The 3.5mm audio input interface is convinet for connecting with audio equipments.Built-in Li-ion battery.
6).OEM/ODM service provided.
7).Variety colors for choice.
8).Support SD/TF card,with FM radio,bluetooth function,microphone.
9).Factory supply,high quality with best price.
10).Sports wireless mp3 player with hi-fi stereo sounds output.
11).Connect all kinds of bluetooth digit products.
12).Cool big ear design wireless bluetooth headphone.

Specifications:
Speaker diameter: φ40 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 9-11 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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