S31-Sound box

Bluetooth version: V4.2
Speaker :4R 3W*2

Resistance：4Ω
F.R.：60Hz-15KHZ
Distortion：≥75DB
Battery: 1200MAh

1.Product size：269*51*69MM
2.Product weight:  560G
3.Colors:Black/Silver/Grey

4.Support TF Carddrive/FM, Aux in
5.Rechargeable Li-ion battery; charging port: Micro USB;
6.play time: 4H