Waterproof and dust proof: IPX7
Bluetooth V5.0 compatible with Android/iOS
10 meter wireless transmission
TWS function (connects two similar speakers as a stereo pair)
Built-in microphone to answer calls hands-free
AUX input for music playback
Speaker unit: 70mm, 4Ω
Sensitivity: ≥70dB
Built-in rechargeable battery: 7.4V/3600mAh
Charging time: 6 hours
Playtime: 12~14 hours (50% volume)
DC input: 5V/1.8A (Type-C charging cable included)
Power output: 40 Watts (20W × 2)