Aluminum Alloy Wireless Audio Video Transmitter 10-20km UAV HDMI Video / Data Links
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Basic Infomation
Place of Origin: Shenzhen China
Brand Name: OEM / LinkAV
Certification: CE
Model Number: LinkAV-5603 & LinkAV-5604
High Light:

drone transmitter


video wireless transmitter

Payment & Shipping Terms
Packaging Details: Brown Carton
Delivery Time: Negotiable
Payment Terms: T/T, PayPal
Supply Ability: 1000pcs/Month
Frequency: 2.3GHz-2.5GHz
Modulation: OFDM
Range: 20KM
Video: HDMI & CVBS
Frequency Bandwidth: 4MHz/8MHz
Output Power: 30dBm (1W)
Links: Video & Data
Material: Aluminum Alloy
Product Description


LKAV-5603 & LKAV-5604 is an OFDM wireless transmission system works at 2.3~2.5GHz frequencies. It supports data rate up to 25Mbps and transmission range up to 20km air-to-ground, is ideally suit for long range and high data stream wireless transmission applications, such as long range drone/UAV video & data transmission.



  • OFDM modulation and IP transparent link
  • Work at 2.3~2.5GHz and center frequency configurable
  • Output power up to 30dBm (1W)
  • Data rate up to 25Mbps
  • Transmission range up to 20km air-to-ground
  • Compact size and light weight
  • With 1x HDMI, 1xCVBS and 2x Serial ports
  • Dual antennas support MIMO
  • Frequency bandwidth 4MHz/8MHz
  • QPSK/QAM16/QAM64 modulation mode configurable
  • Sensitivity -102dBm (4MHz)
  • AES128 encryption
  • Supports wide voltage 7~24V



Frequency 2.3~2.5GHz
Output Power 30dBm (1W)
Modulation OFDM
Modulation Mode BPSK, QPSK, 16QAM, 64QAM
Transmission Range 20km (flight altitude ≥150m)
Frequency Bandwidth 4MHz/8MHz
Antenna Dual antenna, MIMO
Transmission Mode P2P
Video Input/Output HDMI/CVBS
Data Rate Up to 25Mbps
Serial Port

RS232 (up to 115200bps)

(RS485/SBUS/PPM/TTL for customization)


Operation: -40~85℃

Storage : -55~100°C


2x Antenna (SMA F)

1x Power (2-pin)

2x RS232 (3-pin)

1x LAN (4-pin)



LED Indicator

Signal strength indicator

Power indicator

Transmitting and receiving indicator

Enclosure Aluminum alloy, CNC technology

TX: 73*65*25mm (w/o antenna)

RX: 92*83*30mm (w/o antenna)

Net Weight

TX: 95g (w/o antenna)

RX: 195g (w/o antenna)

Voltage 7~24V DC



Data Rate (8MHz, MIMO 2*2)

Modulation Mode Data Rate (Mbps) Sensitivity (dBm) Output Power (dBm)
BPSK_1/2 3 -99.5 30
QPSK_1/2 5.9 -98 30
QPSK_3/4 8.8 -96 30
16QAM_1/2 11.6 -92 30
16QAM_3/4 17.1 -90 30
64QAM_2/3 22.8 -85 30
64QAM_3/4 25.5 -83.5 30
64QAM_5/6 27.8 -81 30


Data Rate (4MHz, MIMO 2*2)

Modulation Mode Data Rate (Mbps) Sensitivity (dBm) Output Power (dBm)
BPSK_1/2 1.51 -102.5 30
QPSK_1/2 2.98 -101 30
QPSK_3/4 4.4 -99 30
16QAM_1/2 5.8 -95.5 30
16QAM_3/4 8.6 -93 30
64QAM_2/3 11.4 -88 30
64QAM_3/4 12.8 -86 30
64QAM_5/6 14 -83.5 30
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Tel : 0086 15817349508
Fax : 86-755-83735058
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