The Pocket 50 is GR's first head / recording interface powered by rechargeable batteries. Top audio quality, portability, a professional D.I. and an autonomy of 8 hours make this product a musthave for almost all musicians. Electronics : Solid State Controls : Pre/Post DI Controls : Master UK/EU Power supply included : Yes Battery Operation : Yes Weight : 0,75 kg Tuner : No Built-in Effects : No Power : 50 W Outputs : Headphone Jack 3,5mm DI Output : Yes Width (cm) : 16.3 Footswitch Input Port : No Depth (cm) : 16.3 Headphone Output : Yes Rackmountable : No Limiter : No External FX Loop : No MP3 / Line In : Yes Impedance : 4 Ohm Compressor : No Controls : Mute Controls : Low Package Contents : Adapter Controls : Mid High Package Contents : Adapter Cable USB : Yes Number of Channels : 1 Made in : Italy Controls : Gain Power (Watt) : 50.0 Outputs : Jack 6,3 mm TS Package Contents : Manual Inputs : Jack 6,3 mm TS Controls : High Type of Electronics in the Power Amplifier : Solid State Inputs : 3,5 mm Jack AUX IN Controls : Mid Low Height (cm) : 5.0