H004291A
Output power: 1.5V RMS max. (aux level)
Activation: Contact closure
Power Supply: 12 to 48vdc
Unit Size: 4 5⁄8"h x 5 5/8"w x 2 7/8"d
H004500C
Power: 120vac, 60Hz, 10watts
Power to Device: 12vdc @500mA
Sound File Type: MPEG (.mp3)
Inputs: USB flash drive; contact closure to terminal block 10 position DIP switch
Unit Size: 6"h x 6"w x 1 1/2"d
Listing to the audio tones: