Brian Hamilton
    Yours is the best I have found so far.
    After ordering from you in July. we want to expand our cooperation, please give me solution for Long range Transmitter around 40-70KM. Thanks!
    The Transmitter ST11HPT working perfect! We will order more soon. Look forward to establish long term business relationship with you!
Contact Person : Sonia
Phone Number : Mobile: +86 135 9021 5519
WhatsApp : +8613590215519

Lightweight Drone Wireless Video Transmitter 20km Ground Distance With Double Serial Port

Place of Origin Shenzhen, China
Brand Name SUNTOR
Certification FCC, CE, RoHS
Model Number ST20NPT
Minimum Order Quantity 1 set
Price Negotiation
Packaging Details Plastic Box
Delivery Time 7-15 days
Payment Terms T/T, Western Union, Paypal
Supply Ability 1000 set/ month

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Product Details
Modulation TDD-COFDM RF Power 2W
Duplex Data Support SBUS/PPM/TTL Air To Ground Distance 20km
Power Supply DC 7-18V Net Weight Tx/ Rx: 146g
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Product Description

Lightweight 0 latency 33dBm Bi-Directional UAV Data Link with double serial port


ST20NPT Specs.pdf


ST20NPT Airlink is a digital miniature IP datalink particularly suitable for unmanned and manned aircraft applications. ST20NPT Airlink can be used for IP video as well as command and control transmission with up to 5Mbps data rate. It has a power output of 2W



  • Dual Camera Input
  • Drone Communication + Video Transmission
  • Bi-Directional Data Link Supporting Simultaneous Digital Video Streams
  • 20km+ Line-of-Sight (LOS) range
  • HD Video & Telemetry Receiver Terminal


ST20NPT is an ideal Ethernet COFDM Radio for mobile long range video data wireless communication, it is able to manage IP cameras. It also support double serial data transmission, it not only transmit Pixhawk temetry, but also can transmit PTZ control signal.





RF Transmitting Power 33dBm(air to ground 18-22km)
Frequency Bandwidth 2/4/6/8Mhz
Antenna 1T1R
Adjustment mode of bit rate Software adjustment
Communication Channel Encryption WEP, WPA(PSK), WPA2(PSK), WPA+WPA2 (PSK), AES 256
Transmission Mode point to point
Start-up time < 30s
Error Detection LDPC FEC
Two-way function Support IP video and duplex data simultaneously
Ethernet Protocol TCP/IP/UDP
Transmission Rate 3-5Mbps



Power DC 7-18V
Power Consumption TX: 16Watts
RX: 5Watts
Temperature Operating temperature: -40°C - +85°C
Storage temperature: -55°C - +100°C
Serial Port Double Serial ports for bi-directional data and playload
Interface Power input interface × 1
Antenna interface × 2
RS232 Bidirectional Port × 1
Ethernet to USB / RJ45 on Windows × 1(TX), Ethernet Port x2(RX)
Indicator RJ45 input/output indicator light
Transmitting and receiving indicator light
Transmitting and receiving indicator light
Power light
Appearance Design CNC technology/ double aluminum alloy shell with waterproof design
Size Tx/ Rx: 76*73*24mm
Net Weight TX: 146g
Rx: 146g