Specification Model E/HBQ I7 Type Single ear(Left/Right) Product size 18mm(L)*15mm(W)*48mm(H) Bluetooth version Bluetooth v4.1 + EDR Bluetooth distance 10 meters no barrier Bluetooth use band 2.4GHz Impedance 32 OHM Frequency response 20-20000Hz Operating voltage range 3.0V-4.2V Mitou sensitivity -42dB Power level CLASS II Output power 30mW Driver 15mm Battery capacity 60mAh Standby time about 120 hours Time of talking About 3~4hours Time of listening to music About 3-4 hours Charging time about 60 minutes Feature With A2DP / AVRCP high quality stereo audio transmission and remote control protocol Powerful noise de-noising circuit (active noise reduction) switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully).
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3 weeks ago
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