The 1-Port USB Wall Charger from LISTEN Technologies turns your wall outlet into a charging station, keeping your LISTEN iDSP products ready to go. It is a suitable accessory for personal use of iDSP products or for smaller venues. The charger's compact design makes it easy to store and does not block extra outlets on the wall. This charger is compatible with LISTEN iDSP receivers and supports input voltages of 100 to 240 VAC, 50 to 60 Hz. It comes with one USB-to-micro-USB cable.