This is the Polyphemus 2.5" LCD Wireless Video Receiver from Thunder Tiger. FEATURES: 2.5" (64mm) LCD-TFT screen with 480x234 resolution Used with the optional Neptune sub digital camera One-way audio available from camera to monitor Four channels available to avoid possible interference INCLUDES: Video Receiver, Sunshade, AC Adapter, two Batteries, Antenna, two Cables and Instruction Sheet REQUIRES: CCD Camera Set, ACEZ1285 Video Cable, ACEZ0320 SPECS: LCD: 2.5" TFT-LCD LCD Resolution: 480 x 234 Receiving Frequency: ISM 2,400MHz ~ 2.483MHz Intermediate Frequency: 480MHz Demodulation Type: FM Receiving Sensitivity: <-85dBm Power Supply: +5V Max. Consumption Current: 700mA Dimensions: 3.1 x 1.5 x 5.1" (80 x 38 x 130mm) Weight: 9.5oz (270g) COMMENTS: If a receiver bracket is needed, order ACEM1746 This unit works with both a wired and wireless camera. When using the wired (CCD Camera), ACEZ1285, you must also purchase the video cable, ACEZ0320, which gives you 15m of range. The wireless camera part number AQ1702, is available under ACEZ0322. jxs 03/30/11 ir/jxs