Smart Noise-reduction Bluetooth Headset Invisible Ear Back $ 69.83 Product information: Color: Black-listening aid 16-channel Bluetooth 5.2 two-in-one Transmission range: 15 meters Chip type: Hearing Aid chip Battery life: more than 8 hours Function: ultra-long life battery battery, support music, listening function Material: Plastic aluminum alloy Usage: in-ear Style: simple style Channel system: Stereo Headphone battery capacity: 65 mA Battery capacity of charging bin: 500 mA Playing time: 12-15 hours Standby time: 180 days Transmission Distance: 10-15 meters Maximum gain: 355dB Packing list: Bluetooth Headset *1 Set Product Image:
