2015年新款
BT-H109蓝牙耳机 H109无线头戴式立体声耳机 时尚运动通话听歌爆款
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参考英文描述：
带水晶壳包装重量：330g
Bluetooth headset version | 4.1 |
Bluetooth profiles | HSP, HFP, A2DP and AVRCP |
Bluetooth operating distance | 10 meters (equal to 33 feet) |
Frequency range | 2.4-2.48GHz |
Standby current | ≤ 10μA |
Working Current | ≤ 30mA |
Working voltage | DC 5V |
Charging current | DC 5 V 400 mA |
Speaker size | 40mm(dia) |
Impedance | 32 Ohm |
Speaker output | 20mW x 2 |
Frequency response | 20-20000 Hz |
Speaker sensitivity | 113 db (+/-5 db) |
Microphone sensitivity | - 40db |
Built-in battery capacity | 400 mAh lithium battery |
Charging time (fully charge) | Approximate 3 hrs |
Working time | Up to 6 hours playing and 8 hours talk time |
Standby time | Approximate 125 hrs |
AUX input jack | 3.5mm |
DC 5v input port | Micro USB |
