This simple footswitch is designed to work with three Markbass heads the TA501 TA503 and LMK. For the the first two one switch controls the mute function while the other actives the EQ bypass. When used with the LMK head the footswitch gives you an on/off switch for each channel … $29.99
The TC Electronic RC4 is a footswitch that gives access to the TC RH450 Bass Head's tuner, mute switch, and 3 user preset memory banks. The footswitch is conveniently powered from the amp and is a great addition to the system for on-the-fly tuning and tweaking. $159.00
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