BT-255 Bluetooth Neckband Earphone
- Neckband Chip Set: Jieli
- Sensitivity: 40 dB
- Charging Time: 40 minutes
- Standby Time: 180 hours
- Bluetooth Version: V5.0
- Charging Type: Type-C
- Impedance: 16 ohms
- Connectivity Range: 10 meters
- Resistance: IP67
- Battery: 150 mAh
- Pairing Name: Variable
- Frequency: 20Hz – 20KHz