new products 2023 usb/bluetooth megaphone Portable Speakers

1 Bluetooth Specifications Bluetooth 5.1 (TWS supported)
2 Wireless transmission distance of 10M
3 Audio input Bluetooth, AUX,TF card
4 Audio performance support MP3, WAV, WAM
5 Audio signal-to-noise ratio ≥75dB
6 Distortion degree ≤0.1%
7 Output power 2 * 10W
8 Speaker diameter 46mm,20 cores, 4Ω 10W
9 Frequency response 20Hz - 20KHz
10 Working voltage 6.6-8.4V
11 Standby current ≤0.5mA
12 Built-in Battery 18650 Lithium Ion 13.32WH(3.7V/3600mAh)
13 Charging Specification 5V/2A