This is the only used one on Reverb! This bad ass bass head was discontinued back in 2023 and are hard to find now.

The Microtubes 200 is slimmer and lighter than ever. Packed with Aux-in and headphone output for quiet practicing and an intuitive push potentiometer for the mute and master control. Pre/bypassed with switchable ground lift making these amps reliable for all sorts of musicians with an ample array of possibilities.

• 200W amplifier featuring the signature Microtubes voicing
• Slim, lightweight body
• Studio quality 4-band EQ
• 3.5mm headphones and XLR DI outputs
• Aux input for backing tracks

• Input: Use this jack to connect your instrument via a standard ¼” mono cable.
• Drive: This knob controls the amount of distortion that the Microtubes B3K® Engine will deliver. It will change from a soft warm overdrive to a massive modern distortion sound.
• Blend: Use this knob to mix between the Clean signal and the Distortion signal (Microtubes B3K® Engine).
• Bass+-12dB at 80Hz. Use this knob to change the low-end content of the signal.
• Low Mids+-12dB at 1kHz. This knob controls the low mid content of the signal.
• High Mids+-12dB at 3kHz. This knob controls the high mid content of the signal.
• Treble+-12dB at 5kHz. Use this knob to change the high content of the signal.
• Master/Mute: Use this knob to control the overall volume of the amplifier. Use this push knob button to mute the speaker out.
• Dimensions: Width: 15 cm / 6″
  Length: 15.7 cm / 6¼”
  Height: 5.2 cm / 2″
  Weight: 0.965 kg / 2.12 lb