MSA's compact Wireless Handheld Video Receiver is a frequency-scanning analog receiver well suited for law enforcement, security, and surveillance use. It will pick up images from any video transmission source in the scanning frequency range, including MSA's ThermalTrac™ TIC when the TIC is equipped with the video transmitter. MSA Wireless Monitor, Handheld, (4) 1.5 V AA Batteries, 5 VDC/750 mA Power Source, 4.8 in Length, 2.9 in Width, 1.4 in Depth