I need a 6~20km long-range wireless HDMI video transmitter and receiver

hi!

Which model to use when transmitting 1080 video and audio
over a distance of 6-20 km?

Requires the ability to program the parameters of the transmitter and receiver

COFDM
frequency range 280 - 300 MHz
RF impedance 50 ohms
RF connector: babaye nga SMA
Mas ubos nga paglangan, ang minimum nga end-to-end nga paglangan mao ang 250ms
128-gamay nga AES encryption ug decryption

TX
– Transmit power 15 - 25 K
– Input video:1Mitungas-p,75ohm
– Input audio: stereo
– Video program format: MPEG-2
– Input video 1080 50ako, 1080 60ako, 1080 24P, 1080 25P, 1080 30P, 1080 50P, 1080 60P, lainlaing mga mode ang pahiangay.
– Video format: NTSC, PAL mahimong set
operating temperatura : -20 ° C ~ +50 ° C

rx
-94dBm at 8M
Video larawan: 1080
Audio output mode stereo unbalanced 300 / 200mv
operating temperatura : -20 ° C ~ +50 ° C

what is the price of such a transmitter and receiver?

According to the above demand, the below model is recommended.