Specifitation: Speaker Parameters: Speaker diameter: 30mm Rated Power: 10mW Frequency response:20Hz-20000Hz Impedance: 37 ohm Sensitivity: 110dB S.P.L:115dB S.P.L.at 1KHz Product Parameters System support: audio frequency device with Bluetooth function, including PC, Phone,MP3 and Latop,etc. Bluetooth protocol agreement: Bluetooth V4.1 Receiving distance: 15m+ 360? Carrier frequency: 2402MHz-2480MHz Battery: chargeable Li-ion polymer battery(3.7V 600MAH) Charging source: computer USB port(DC 5V); DC 5V(500MA) Travel charger: DC 5V (500MA) car charger Continuous working time: over 10 hours Frequency response: 20Hz-20KHz Package Information: SADES 4.1 bluetooth headset*1 USB Data cale*1 3.5mm Cable*1 ,this bluetooth device can also be used as a wired headphone with using 3.5mm cable connecting to your laptop or mobile phone and etc. Multi-language(including English) Instruction*1
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