FX799T-6 5.8G 600mW 40CH mini wireless AV transmitter for FPV aerial photography 
 
Features: 
Bulid-in microphone 
Super mini， light weight only 8g 
Five bands 40 channels with Raceband 
Vertical antenna connector design for racing drone 
Button control instead of switch， LEDs for frequency selection 
Single push to change CH， push and hold for 2 or 3 seconds to change FR 

Specifications: 
Modulate: Wideband FM modulate 
Video format: NTSC/PAL 
Output impedance: 50 Ohm 
Output power: 26-28dBm 
Frequency range: 5645-5945Mhz 
Channel: 40CH 
Operating voltage: 7V-20V 
Output voltage: 5V 
Supply current: 260mA at 12V 
Video band width: 8.0MHz 
Audio carrier frequency: 6.5MHz 
Video input level: 0.8-1.2Vp-p 
Video input impedance: 75 Ohm 
Audio input level: 0.5-2.0Vp-p 
Audio input impedance: 10K Ohm 
Antenna connector: RP-SMA-K connector 
Dimension: 31 * 20mm 
Weight: 8g 

Frequency range: 
FR1: 5740Mhz， 5760Mhz， 5780Mhz， 5800Mhz， 5820Mhz， 5840Mhz， 5860Mhz， 5880Mhz 
FR2: 5705Mhz， 5685Mhz， 5665Mhz， 5645Mhz， 5885Mhz， 5905Mhz， 5925Mhz， 5945Mhz