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Broadcast COFDM Video Transmitter HDMI 1km NLOS H.265 Encoding 300-2700zMH

Broadcast COFDM Video Transmitter HDMI 1km NLOS H.265 Encoding 300-2700zMH
Features Gallery Product Description Request A Quote
Modulation: CODFM 2K
Frequency: 300MHz-2.7GHz Applicable
Output Power: 30dBm (33dBm Optional)
F Bandwidth: 2/4/6/8MHz
Codec: H.265
Video Input: HDMI & CVBS
High Light:

wireless video sender


camera wireless transmitter

Basic Infomation
Place of Origin: Shenzhen China
Brand Name: OEM / LinkAV
Certification: CE
Model Number: LKAV-1649
Payment & Shipping Terms
Packaging Details: Brown Carton
Delivery Time: Negotiable
Payment Terms: T/T, PayPal
Supply Ability: 1000pcs/Month
Product Description

Broadcast COFDM Video Transmitter HDMI 1km NLOS H.265 Encoding 300-2700zMH



The LKAV-1649 is a COFDM wireless video transmitter designed to capture real-time, high-quality video from broadcast Cams for display on fixed or mobile receive applications. It features HDMI & CVBS inputs with COFDM transmission in a compact chassis. Providing long range, reliable UHD video transmission.



■ HDMI and CVBS dual video inputs

■ 1080p FHD up to 60fps

■ Transmission range up to 1-1.5km NLOS

■ Licensed and ISM frequencies (300MHz-2.7GHz)

■ Low system latency

■ Low operating temperature

■ H.265 encoding

■ AES256 encryption

■ Rugged aluminum alloy housing

■ Compact size



Transmission Characteristics
Modulation COFDM
Modulation Type QPSK(4QAM), 16QAM, 64QAM
Frequency 300MHz-2.7GHz (Default 700MHz)
Output Power 30dBm (33dBm Optional)
RF Bandwidth 2/4/6/8MHz
FEC 1/2, 2/3, 3/4, 7/8
Guard Interval 1/4, 1/8, 1/16, 1/32
Data Characteristics
Video Input

HDMI: 1080p/1080i/720p/720i…(self-adaption)

AV: 720x480/60i (NTSC), 720x576/50i (PAL) (self-adaption)

Encoding H.265
RF Interface SMA F head
Control Method Using the USB programmer
Encryption AES256 (User defined password)
Electrical Characteristics
Working Voltage DC12V (8-16V)
Working Current 0.7A (@12V)
Power Consumption 8.4W
Physical Characteristics
Weight 465g
Dimensions 175x71x38mm
Working Temp. -20℃ ~ +70℃



Panel Description

Broadcast COFDM Video Transmitter HDMI 1km NLOS H.265 Encoding 300-2700zMH 0

① Power input interface - 2 pin LEMO connector, 12V DC

② AV input – 3.5mm headphone jack

③ Power LED indicator

④ HDMI interface - HDMI input

⑤ Cooling fan window

⑥ USB interface – for connecting to the USB programmer

Broadcast COFDM Video Transmitter HDMI 1km NLOS H.265 Encoding 300-2700zMH 1


① Antenna interface – SMA F

② Cooling fan window



Q1: Are you a manufacturer or a trading company?

We're professional manufacturer specializing in wireless transmission systems.

Q2: Why should I choose you?

You'll get competitive price, prime quality, satisfied service and long warranty.

Q3: What kind of product service can I have?

OEM & ODM service.

Q4: What kind of warranty do you offer?

We offer one-year-warranty and lifelong maintenance.

Q5: What're the payment terms?

We accept bank transfer, PayPal, or cash payment.

Q6: Packaging & Shipping?
Neutral brown carton & Ship via DHL, FedEx, UPS, TNT or by air/sea.

Q7: How long for delivery?
1-3 weeks for regular model and 3-5 weeks for customized model.

Q8: Can I order 1 sample for test?

Yes, we welcome sample order, mixed samples are acceptable.

Q9: Do you have any MOQ limit?

No limit, 1pc is acceptable.

Q10: Is it OK to print my logo on the product?

Yes, please inform us formally before production and confirm the design firstly.

Our Advantages
■ Over 15 years experiences in wireless video solutions.
■ High product quality and competitive price.
■ Excellent pre-sale and after-sale technical team.
■ Quick response and fast delivery.
■ OEM supported.


About LinkAV
Founded in 2005, LinkAV has been dedicating to design and manufacture mobile wireless video/data transmission systems including COFDM, IP MESH and 4G-LTE series, with a group of professional engineers to provide tailor-made service (OEM). LinkAV serves a diverse, high demanding customer base from police/military to ordinary citizens, from UAV to UGV/Robots, from oil field to forest, from overseas to mainland China.

LinkAV is China leading manufacturer (OEM) of innovative wireless communications and information systems. Our advanced data link systems are ideal for critical communications in tactical unmanned systems such as unmanned ground vehicles (UGVs), unmanned aerial vehicles (Drones, UAVs) and unmanned surface vehicles (USVs), and are designed with portability and reliability foremost in mind.

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Get in touch with us
Tel : 0086 15817349508
Fax : 86-755-83735058
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