If you are looking for deep bass frequencies with loads of tonal depth and richness, then look no further than the Laney RB115 Richter Bass Enclosure 1x15 driver 250W. Designed to compliment the output of the R500H head and combos, combined they make a potent force! Here's what Laney say about the RB115: The R115 is a compact, high efficiency 1 x 15 bass enclosure and is the ideal extension cabinet to Laney R500H head and RICHTER combo models. Loaded with 1 x 15 inch Custom Driver + Switchable HF horn and delivering 400 Watts @ 8 Ohms, the dual front-ported design delivers full, powerful bass tone.