Whether you use your VOX AC4tv for practice, gigging or recording, take it to the pro-level with the Mercury Studio-Pro Upgrade. Experience the lush vintage tones that only Mercury transformers can give your amp.

Included in the kit:
-Axiom Power Transformer
-Axiom Output Transformer
-Axiom Mini-Choke™
-Other parts necessary to make the upgrade
-Fully illustrated step-by-step color manual, with wiring schematics and instructions

Kits are available in 120V only. Amplifier not included.