57mm large speaker, create HiFi stereo sound effect
Deep and heavy bass, super excellent music experience
3000mAh battery, long standby time, 8 hours using time
Portable and waterproof, suitable for outdoor use, no fear of rain
Bluetooth 5.0 stable and fast connection, support TWS function
Specification:
Function: Bluetooth, TF card, U disk, call, AUX
Battery capacity: 4400mAh
Actual battery capacity: 3000mAh
Bluetooth version: 5.0
Speaker: 20W
Transmission distance: 10m
Frequency response: 100Hz-20KHz
Signal to noise ratio: ≥85dB
Working voltage: 3.7V
Distortion: <1%
Charging voltage: DC5V
Charging port: Micro USB
Talk time: 6h
Playing time: 8h
Standby time: ≥90 days
Charging time: 6-10H
Weight: 400g