Main features of FT1200:Channel 64CH;Frequency range 1080-2200MHz; Support secondary development and DIY enthusiasts to use;Support RSSI signal detection; High sensitivity reception -95dBm;5V power supply; Switching channels between high and low levels; Support welding with 6-digit 1.27mm dip switch to switch channels; Colour:As Shown Material:PC Length and width dimensions 37 x 26.3mm Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * VRX image transmission receiving module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.