<p>Precautions: 1. Before turning on the power, you must make sure that an antenna has been plugged in, otherwise the components be damaged!</p> <p>2. While in operation, VTX may generate high temperatures.Please do not touch it directly with your hands to avoid .</p> <p>3. There should be space at the image transmission installation location to air convection around the module and proper heat dissipation of the module.</p> <p>4. When using this product, please comply with local radio laws and regulations and use locally allowed channel frequencies.</p> <p>5. Before turning on the power, make sure the voltage range is 7-36V and the positive and negative poles are correct to avoid damaging the components.</p> <p>Specifications: </p> <p>Input Voltage: DC 7-36V(2-8S)</p> <p>Power Consumption: 120-860mA(12V\/25mw-2500mW)</p> <p>Operating temperature: -10~60\u2103</p> <p>Impedance: 75\u03A9</p> <p>Connector: MMCX</p> <p>Format: NTSC\/PAL</p> <p>Protocol: IRC Tramp</p> <p>Mounting: 25.5x25.5mm\/M2</p> <p>Power Output: 25mW\/400mW\/800mW\/1600mW\/2500mW\/Pit</p> <p>Built-in microphone</p> <p>note: </p> <p>Use high-quality antennas to effective output of image transmission performance.</p> <p>If the image transmitter is in a static state for a long time after being powered on, set the power to the minimum to avoid overheating</p> <p>Material: plastic+metal</p> <p>colour: Black</p> <p>Package Contents: </p> <p>1 x VTX Transmitter</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>