Bluetooth spec : Bluetooth v5.3
Output : 5W (THD ≤5%)

Speaker Unit : Φ 52mm, 4Ω

Power : DC 5V 0.8A / 3.7V Lithium Battery (1,800 mAh)

Audio Mode: Bluetooth, USB, FM Radio, TF Card

Audio Input : AUX

Playback Time : about 6 hours. (50% Volume)
Charging Time : about 4 hours
Size : 170(W) x 80(H) x 110(D) mm
weight : 470 g

In the Box : Spaeker, 3.5mm Audio Cable, USB Charging Cable, Manual