Customized digital PLL circuit, chip level integration, no frequency drift. full-channel sensitivity up to -95dBm. Rugged aluminum alloy housing, with digital display and knob. Multi-unit directional antenna with narrow beam angle provides up to 15.8 dBi gain. Complete QC for al VRX and antenna production.<br><br>Type:3.3GHz Video Receiver Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Type:Without DVR Colour:Black Material:Aluminum Alloy<br><br>Package Contents: 1 * 3.3G VRX+15.8dBi Plate Antenna Kit<br><br>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.