Fourth Generation Bluetooth Headset With Automatic Noise Reduction

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Product information: Size of charging chamber: 45x21 x 45 (mm) Battery capacity: Headset 25mAh, charging chamber 220mah Transmission frequency: 24GHz band (24000-2.48356hz) Support protocol: HSP / HFP / A2DP (SBC, AAC / AVRCP) Receiving standard distance: 15m Charging time: 45 minutes for earphone and 90 minutes for charging chamber Working / storage temperature: - 10 ﾰ c-50 ﾰ C Bluetooth protocol: 5.0 Channel: Stereo Usage: Earplug Single or double ears: Bilateral stereo Color: Classic black, Athens white, natural green, lovely pink, orange window.adminAccountId=242469743; Show more