Frequency: This transmitter has a 5.8G frequency, which is a must-have for long-distance FPV drone flights. Make sure to connect the antenna before powering on to avoid damage Advanced features: Equipped with 64 channels, four power levels, and compatible with PAL and NTSC systems. Built-in frequency phase-locked loop, low harmonic radiation, high reliability, stability using digital phase-locked loop circuit, no temperature drift Support TBS protocol osd parameter adjustment Compact and powerful: This transmitter is compact, small in size, and has high transmission power, making it ideal for a variety of drone settings Fixing hole:30.5x30.5mm spacing. Operating voltage:DC7V-36V(2s-8s) Operating current:600MA100MA under 12v case Maximum power consumption: 7W RF transmit power: 33dbm (2.0 watts) 64 working channels, push-button selectable settings 4 power levels, push-button selectable settings Colour:As Shown Material:PCB The actual product may have slight color difference or difference, which not affect the use Package Contents: 1 * VTX 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.