Tronsmart Bang SE black portable speaker

Producer Tronsmart
Model Bang SE
Color Black
Bluetooth version 5.3
Audio codec SBC
Bluetooth compatibility A2DP/AVRCP/HFP/HSP
Transmission distance 15 m
Frequency range 60Hz-20KHz
Playback time LED off: Up to 24 hours; LED on: Up to 5 hours
Battery capacity 7.4V/4000mAh
Input power 5V/2A via Type-C port
Output power 40W
Waterproof IPX6
Charging time < 5 hours
Frequency band 2402-2480MHz
Maximum transmit power 4 dBm