D1-237

技术参数：
– BT v6.0
– BT IC: BT8932
– Drive: 12mm composite membrane
– Impedance: 32ohm ±15%
– Sensitivity: 100dB±3dB
– Battery in earbuds: 40mAhx2
– Charging Time: 2H
– Charging base: 400 mA