Power RMS: 400 Watts RMS Inputs: 1x Jack (with 10db Pad switch) Channels: Fet & Tube Equalisation: Bass & Treble shelving controls, Hi & Lo Para Mid, and 6 Band Graphic EQ Master Presence Control: Yes - Active Power Stage Feedback Control Preamp Valves: 3x ECC83, 1x 12BH7 Output Valves: 8x KT88 Class: Class A/B Link Jack (Line Level Slave): Yes Line In: Power amp in Footswitch: Yes (Included) Speaker connections: 3x Speakons FX Loop(s): Send & Return Jacks (post EQ, pre Master Volume) Impedance: 2, 4, and 8 ohms Cabinet Design: Marine Grade plywood cabinet with large grip handles. Compressor: Single Control for threshold & range with auto level adjust (footswitchable) DI Socket: Male XLR (Balanced & Switchable Pre/Post EQ) Tuner Output Socket: 1x Jack (direct from input, still active when amp muted) Weight: 34.g Kg Dimensions (mm): 524 x 218 x 400