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
igbohunsafẹfẹ ibiti o 280 - 300 MHz
RF impedance 50 ohms
RF asopo: SMA obinrin
Idaduro kekere, idaduro ipari-si-opin ti o kere julọ jẹ 250ms
128-bit AES encryption ati decryption

TX
– Transmit power 15 - 25 W
– Input video:1Gòke-p,75Ohm
– Input audio: sitẹrio
– Video program format: MPEG-2
– Input video 1080 50Mo, 1080 60Mo, 1080 24P, 1080 25P, 1080 30P, 1080 50P, 1080 60P, orisirisi awọn ipo jẹ aṣamubadọgba.
– Video format: NTSC, PAL le jẹ ṣeto
ṣiṣisẹ liLohun : -20 °C ~ +50 ° C

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

what is the price of such a transmitter and receiver?

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