Features: 5.8G 48ch Frequency, almost cover all channels. Small, lightweight Compatible for drones, RC Racer With power output function, can power supply for camera, more convenience. Hight quality, easy to install Specifications: Material: PCB Transmitting power: 600mW Channel: 48CH Frequency: 5.8G Video fomat: NTSC/PAL Output power: 23-24 dBm (min to max) Operating voltage: 7-24 V (min to max) Operating temperature: -10 - +85 C (min to max) Video input level: 0.8- 1.2 Vp-p (min to max) Audeo input level: 0.5- 2 Vp-p (min to max) Antenna: RP-SMA Video band width: 8.0 MHz Video input impedance: 75 Ohm Antenna length: 107mm/4.2 inch Antenna diamiter: 10mm/0.3 inch Size: 39x19x7mm/1.5x 0.7x0.2 inch Package size: 89x46x15mm/3.5x1.8x 0.5 inch Weight: 15g Color: Black& red Package includes: 1 x Tranmitter 1 x AV Cable 1 x Antenna 1 x Referance manual