Colour:Silver Material:Aluminum alloy VTX: 1. Built-in microphone 2. Suitable for any camera PAL or NTSC 3. Digital phase-lock loop without drift issues 4. Audio and video cables with adapter 5.Removable SMA antenna; 6. Audio sub-carrier 6.5MHz 7. Operating voltage 6-36V; 8. Sixteen(16) optional channels. 9.Dimension: 37.7mmx36.1mmx11mm 10. Hole spacing: 30.5mmx30.5mm VRX: 1. Receiving frequency: 16CH (3320MHz to 3495MHz) 2. Input voltage: DC 7-36V 3. Current Consumption: (105)mA @12V 4. Button control and LED indicators 5. On board regulator output: 5V 1A RX 6. Sensitivity: -95dBm 7. Voltage Standing Wave Ratio: 2:1 8. Demodulation System: FM/PLL ANT. 9. Input Impedance: 50, Typ. 10. Video Output Impedance: 75, Typ. 11. RF Connector: SMA Due To different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Package Contents: 1x receiver kit 1x transmitter kit 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.