Specifications:
1.Bluetooth version: V 4.0.
2.Working range: 10-15meters.
3.Handsfree Call support.
4.Supports MP3, WMA,WAV, PE,FLAC format music.
5.Frequency response: 80Hz-20KHz.
6.Output/RMS: 4W*2.
7.External Memory: USB Disk and TF Card support max to 16GB.
8.Bluetooth music/talk time: about 4-12hours.
9.Fully charged time: about 4-5 hours.
10.Speaker dimension: 195 x65x 70.5mm.
11.Color: Black, White, Red, Blue.