Biosong

Bluetooth Bluetooth version: V5.4 Transmission distance: 10 meters Battery capacity: 500 mAh Battery life: about 24 hours earphone Diaphragm material: biological diaphragm Driver unit: 11mm Frequency response: 20 Hz-20 kHz Sensitivity: 100 dB Impedance: 32 ohms microphone Directivity: omnidirectional Frequency response: 100 Hz-10 kHz Sensitivity: -42 dB Charging Cable 0.3m usb-C charging cable
+ Inquiry