Generates heat during use, which is normal; proper ventilation to avoid . High-end customized PCB materials withstand high temperatures without damaging the circuit board. Default output frequency of 5865MHZ with adjustable transmission power options from PIT to 2500MW. Compact design with boundary dimensions of 36 * 36MM and screw hole spacing of 30.5 * 30.5MM. Input voltage range of 7-26V, making it versatile for applications. The VTX2500 is a high-performance video transmitter designed for optimal heat dissipation and reliable operation. With a frequency range of 5645-5945MHZ and multiple power settings, it caters to different transmission needs. the antenna is securely connected before powering on to prevent damage. The unit should be positioned away from flight control systems and in a ventilated area to maintain performance and safety. Color: As Shown Material: PCB Package Contents: 1*VTX1600 Board set 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.