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Headset Bluetooth headset noise reduction
Bluetooth chip: CSR BC8635
Channel: bilateral stereo
Bluetooth protocol: 4.1
Support Agreement: Support Headset Profile, Handfree Profile
Frequency: 2402MHz~2480MHz ISM Band
Rechargeable lithium battery, 3.7V, 400mAh
Charging power supply: 5VDC, 100-240V, AC adapter
Working time: about 20 hours
Standby time: about 250 hours
Signal to noise ratio: ?90dB
Distortion ratio: ?5%
Storage temperature: -20-60?
Stero Dual Ear Headset with Mic
20 Hours function time @ 50% volume 4 hours recharge time Stereo Headset with comfort Sponge headband
Bluetooth V4.1 Chip
What's in the box
1 x Bluetooth Headset