Williams AV TFP 055 Power Supply For IR T1 TransmitterThe TFP 055 from Williams Sound is a power supply for the IR T1 transmitter less the power cord. It features a 100 240 VAC input with 50 to 60 Hz and 0. 6 amperes. It can be used when paired with a WLC 004 USA line cord (sold separately). The output is 24 VDC, 1. 04 amps, 25 watts maximum, and it is built with a barrel style plug, center positive. Specifications Input 100 to 240 VAC, 50 to 60 Hz, 0. 6 A Output 24 VDC, 1. 04 Amp, 25 W Maximum Barrel