Marshall DSL20HR 20-Watt Tube Amplifier Head

The Marshall DSL20HR is a compact 20 W (switchable to 10 W) all-tube amp head delivering classic Marshall tones in a portable design. With dual channels (Classic and Ultra Gain), three-band EQ plus Tone Shift and Resonance, built-in reverb, series FX loop, and footswitch support, it offers versatile, performance-ready control for stage and studio.

SPECIFICATIONS:

• Model: DSL20HR (Head)
• Output Power: 20 W RMS (switchable to 10 W) 
• Channels: 2 (Classic Gain, Ultra Gain) 
• Preamp Tubes: 3× ECC83 (12AX7) Power Tubes: 2× EL34 
• EQ & Tone Controls: Bass, Middle, Treble, Presence, Resonance, Tone Shift switch 
• Effects: Built-in digital reverb; series / send-return FX loop 
• Outputs:
  • 3× ¼″ speaker outs (8 Ω/16 Ω)
  • 3.5 mm Softube-emulated line/headphone output 
• Inputs:
  • 1× ¼″ instrument input
  • 3.5 mm auxiliary input 
• Footswitch: Includes 2-button footswitch for channel and FX loop control
• Dimensions: 500 × 250 × 240 mm (19.7″ × 9.8″ × 9.4″) 
• Weight: ~9.7 kg (21.3 lb)