Battery: 600 MAH
Power: 4R 3W
Voltage: DC 5V
Play Time: 4-5 hours
Charging time: 2-3 hours
Size: 71mm * 45mm(diameter * high)
1.IPX45 waterproof,Rain Proof,Splash Proof,Shockproof,Dustproof
2.Ultra Portable, Ultra Lightweight.
3.Built-in Mic ,Release your Hand for Personal Speakerphone.
4.Listen to music, videos, movies, all kinds of apps and games,it also compatible with echo dot series speaker.
5.Three modes: TF card ,bluetooth ,3.5mm aux line. Not same other speaker only have one modes.