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