Marvin Rock Lady

For sale is a rare vintage Rock-Lady by Marvin portable guitar preamp / headphone practice effects unit.

An extremely cool and unusual piece of vintage guitar gear featuring onboard analog-style effects, headphone monitoring, and multiple voicing options in a compact metal housing.

This unit appears to date from the late 1970s to 1980s era and has a very unique retro aesthetic that stands out from typical practice amps and headphone units.

Features include:

• Chorus effect
• Delay effect
• Multiple tone/drive modes
• Stereo/mono outputs
• Headphone output
• AUX input
• Send/Return effects loop
• Adjustable level control
• Compact portable design

A fantastic piece for:

• collectors,
• lo-fi recording enthusiasts,
• vintage guitar gear fans,
• synth/effects experimenters,
• or anyone wanting a unique retro practice setup.

Cosmetic Condition

Used vintage condition with visible wear from age and use including:

• scratches,
• scuffs,
• sticker residue,
• finish wear,
• markings on bottom panel,
• general cosmetic imperfections.

Please review all photos carefully for exact condition.

Functional Condition

Untested / sold as found unless otherwise stated.

Additional Notes

Very uncommon unit that does not appear often on the market. The “Rock-Lady by Marvin” branding and retro industrial design give this piece strong collector appeal.

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Located in Dobbs Ferry, NY, The Muzic Store INC has been family-owned and operated since 1982, proudly serving Westchester County and beyond for over 43 years. We’re more than just a music shop — we’re a community of musicians, gear lovers, and industry experts who live and breathe music every day.

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