This Combo Cube 800 is a fantastic combination of lightness, volume and high quality sound. Incredible portability without sacrificing the quality that distinguishes the GR sound. 800 watt head, 1×12 speaker, tuner, aux in, dedicated output headphone and more features enclosed in just 12 kilograms make this combo a perfect solution in any situation. Specifications Power Power Cabinet : 800W RMS (AES Standard) - 450W 8ohm RMS (AES Standard) Weight : Cube 800: 12,6 Kg - 27.8 lbs Bass reflex : On rear Sensitivity : 98 dB SPL Rear panel - Input 230-115v (auto selectable) - 9 Volt 300mA - Send/Return - Pre/Post DI - GND lift - DI Output - Speakon - Fan (Studio/Live mode) Speaker 1 x 12” Custom Jensen/Sica Woofer Tweeter Regulation 3 positions switch Frequency response 38Hz to 18 kHz Front panel - Tuner / Vu-Meter - Input - Aux In - Gain - Deep filter - Low - mid Low - mid High - High - Bright filter - 3 freq mid Low - 3 freq mid High - Pure Sound - Volume DI (antibump) - Headphone master - Headphone output - Master - Mute