The St. James 50 EL34 Combo is a lightweight amp with 2 ECC83 and 2 EL34 valves, and two footswitchable channels. It features a 'top boost', power reduction options, digital reverb, and a master volume control. It comes equipped with a USB audio output, a DSP cabinet simulator, and an XLR D.I. output. It includes a 1x12" Celestion 'Zephyr' speaker.