Product Parameter: 1. Item Name: Mini Bluetooth Earphone 2. Bluetooth Version: V4.0+EDR 3. Impedance: 32 Omega 4. Sensitivity: -42 dB 5.
Product Parameter: 1. Item Name: Mini Bluetooth Earphone 2. Bluetooth Version: V4.0+EDR 3. Impedance: 32 Omega 4. Sensitivity: -42 dB 5.