Product size: 82.8mm*214.2mm

Transmission distance: 10 meters

Bluetooth version:5.3

Waterproof:IPX7

Functions: Bluetooth, AUX IN, TF card, TWS

Woofer: 52*91mm, 1piece

Tweeters: 25mm, 2pcs

Frequency range:100Hz－18KHz-10dB

Battery type: 21700

Battery cells: 4000mAh×2pcs

Charging time: around 4.5 hours DC 5V, 2A

Playtime:13 hours at 50% volume/8.5 hours at 70% volume

Colors: Black

Accessories: Charging cable, audio cable