B900 Single Feed Forward

● Bluetooth version: 5.4
● Bluetooth Chip: Geri 7018F8
● Bluetooth frequency: 2402 - 2480 MHz
● Battery capacity: 300mAH
● Sensitivity: 112dB±3dB
● Noise Reduction Depth: 20dB 士 2dB
● Rated output power: 30mW
● Endurance: 6~8 hours
● Speaker: RM4015 noise reduction speaker (titanium membrane)