Williams Sound CHG 3512 Body-pack 12 Bay Charger, Black For use with PLR BP1 Loop receiver, PPA R37 FM receiver, PPA R38 FM receiver, PPA T46 FM transmitter and WIR RX22-4 Infrared receiver For use with PLR BP1 Loop receiver, PPA R37 FM receiver, PPA R38 FM receiver, PPA T46 FM transmitter and WIR RX22-4 Infrared receiver Charger shall be a timed charger at 16 hours, and will provide a maintain charge once the timer has completed its charging cycle Each bay on the charger shall have a red LED indicating charging status Shall be powered by an external switching power supply (90-240 VAC input; 5 VDC, 4A output) via a CD barrel connector Includes: (1) 12-bay charger, (1) Power Supply (TFP 037) and (1) Main Power Cord for USA (WLC 004)