The Defender 1x12 is a solidly constructed guitar speaker cabinet with a single Kustom 12-inch speaker. It is an open-back cabinet design that uses a plywood baffle board for enhancing both tone and resonance. The Defender 1x12 handles 30 watts RMS and is rated at 16 ohms. This Kustom speaker is designed to produce rich, articulate clean tones and is designed to handle overdriven signals. The Defender 1x12 speaker cabinet is a great match for the Defender 5H all-tube, 5-watt guituitar Head.