The FV-300L is a sturdy, stage-ready stereo volume pedal that is part of the renowned FV-Series by BOSS. This low-impedance pedal is ideal for use with keyboards or for connecting after effects units, ensuring high performance on stage. Its heavy-duty all-metal design provides durability, making it perfect for the rigors of live music. The special 2-in/2-out design allows for direct control over stereo keyboards and stereo effects units. Additionally, it features a Minimum Volume knob to set desired output levels and a Tuner Out jack for quick tuning during performances. When paired with the optional PCS-33 Stereo Phone Cable, it can also function as an expression pedal, adding to its versatility.