Compact bass guitar amplifier. It has the power of 350 W/4 ohm and 200 W/8 ohm. The latest PJB D400 answers the quest for powerful, high fidelity and light weight amplifier all in a beautifully designed package. We also wanted to make it completely noise free, so we use the latest high efficiency class D amplifier designs to eliminate the need for a fan. As a result, this amp is totally quiet, runs cool and therefore extremely reliable. The chassis are precision made from aircraft grade anodized black aluminum. The D400 comes with a padded soft gig bag to preserve their beauty over years of usage. This amps is standard 1U to allow the possibility of being rack mounted. It has controls for level selector, volume, 5-band EQ, limiter with on off switch, master volume and power switch. Jacks: 6,3 mm input, FX send/return, headphone input, speaker out, pre-amp out, D.I. out and AC input. Dimensions: 244 x 193 x 43 mm. Weight: 1,3 kg.