Opus portable speakerfrom i-ball

iBall OPUS Portable Speaker

Features:
Smart and Exquisite design
Portable – easy to carry
Enjoy music anytime and anywhere
Can play MP3 music from USB pen drive, SD/MMC Card, PC/Laptop
Built-in rechargeable battery
Mini Remote control
Dual charging option – USB / Power Adapter
Perfect for picnics, outdoor activities, fishing, hiking, camping, etc.
Supported Music format: MP3
Magnetically Shielded: Magnetically Shielded
Cordless Remote Control: Full functional Remote Control
Inputs: USB / SD/MMC / Aux.
Memory Support: SD/MMC or USB Pen Drive 16GB Max.
Total RMS Power Output: 2W + 2W
Speaker Driver Unit: 40mm
Frequency Response: 150 Hz~80 KHz
S/N Ratio: >=80db
Impedance: 4 ohms
Power Consumption: Max. 600mA, Min. 20mA
LED Indicator Light: Green (Playback), Red (Charging)
Distortion: +/- 2%
Battery: 850mAh Lithium Rechargeable Battery
Battery Charging: 3 to 4 hrs for full charging
Battery backup: 3 to 4 Hrs. (Half Volume), 2 Hrs. (Full Volume)
Dimension: 78 (D) x 100 (W) x 120 (H) mm
Weight: 241gms.
Control Panel Functions: Power On/Off, Volume-/Prev. Track, Volume+/Next Track, Play/Pause, Mode, Auxiliary.
Remote Control Functions: Power On/Off, Mode, Volume-, Volume+, Next Track, Prev. Track, Play/Pause.