Receiving frequency: 12CH,910/980/1010/1040/1080/1120/1160/1200/1240/1280/1320/1360(MHz) Receiving signal: simultaneous transmission of audio and video Receiving sensitivity:-85dBm Video input level: 1Vp-p Audio input level: 1Vp-p<br><br>Mediation type: FM Working temperature:-20~+50°C/-4~+122°H Working humidity: 85~%RH Storage temperature:-40~+80°C/-40~+185°H Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Silver Material:Metal<br><br>Package Contents: 1x VRX 1x Adapter Cable 1x Antenna<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.