Roland Mobile Cube.

Roland MOBILE CUBE - The All-Purpose Portable Amp - Plug into instant audio entertainment with the new MOBILE CUBE amplifier. Small and mighty, this little stereo amp can handle all types of electronic instruments and audio devices, and can be used anywhere, anytime.

Connect microphones, electric and acoustic guitars, keyboards, drum machines, MP3 players, you name it, and jam for up to 15 hours.

Features: Battery-powered amplifier for anyone, anywhere, anytime. 5W (2.5W 2.5W) stereo power with two high-performance 10cm (4) speakers. Inputs for microphone, stereo-instrument, and stereo AUX; headphone output. Centre Cancel function for karaoke. Built-in stereo reverb/chorus, distortion and more. Dedicated strap included for easy carry around.