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LED Power Display Noise Reduction Wireless Neckband Earphones

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Bluetooth 5.1

Input voltage: 3.7V/800mah rechargeable lithium   battery

Play time: 100hours,                           

talk time: 100hours long   standby time: 30days

ENC Noise Reduction function

Charging input voltage: DC5V 500MAH

10MM loudspeakers *2 strong Bass stereo

Frequency response range: 20Hz-20KHz

Sensitivity:   100dB 2dB

Signal-to noise ratio: 80Db Transmit/Receive Frequency: 2.4---2.48GHz

Distance: barrier-free 10m                         

LED Power display                                 

Type-c   charging port,full charge time 2hours                                                       

IPX5 waterproof grade