This systems transmitter is robust enough for everyday use, delivering a 250-foot operating range and up to five hours of battery life on a single charge. Its pedalboard-friendly receiver includes an indispensable tuner function. This convenient system also supplies you with a handy mute function. The XSW-D Pedalboard Set is supremely elegant ; it makes wireless performances effortless while providing the level of quality and reliability that Sennheiser is known for.