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  1. Monitoring
  2. Wireless Systems

Hire Teradek Spark 4K TX/RX Set

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Built on award-winning tech. Built for reliability. Built with your A/V needs in mind.

Spark 4K TX/RX is a wireless video transmission system that transmits and receives video signals up to 4Kp30 via HDMI, at a distance of up to 500 ft line-of-sight, with less than 1ms of delay. Transport your 4K HDR video from source to screen with no perceivable delay.

Unleash high-quality, zero-delay wireless A/V transmission for conferences, live events, worship services, sports, and more.

Key features include dual-powering options for backup battery redundancy, lightweight design, signal status and pairing with the Launchpad desktop and mobile app, and multicast transmission.

Zero-Delay Signal Integrity

Transmit and receive video with less than 1ms of delay.


Get wireless coverage for up to 500 feet of range. Now, your computers, cameras, switchers, projectors, and screens are all within range with robust wireless connectivity.

4K HDR Colour

Maintain premium video quality at 10-Bit 4:2:2 colour sampling.

Smart Transmission

Transmit in crowded areas with confidence. Spark 4K uses the 5GHz frequency for less sensitivity to line-of-sight obstructions, and smart frequency hopping to automatically find a clear channel.

Lighter than lightweight

Spark TX weighs just 5.6oz, perfect for on-the-move camera work.

Smaller than small

Spark RX is just 4.39" x 3.19" x 1", just slightly larger than a cassette tape.

Video Processing

Visually Lossless

Audio Processing

48kHz 24-bit PCM

TX (transmitter) Internal Battery Life

Up to 2 hours. RX (receiver powered by mains).

Transmitter tested at 125 mins when transmitting at 1080i59, 104 mins when transmitting at 4Kp30.

Common workflows using Spark 4K

Professional A/V Workflows (conferences, tradeshows, pop-up events):

Computer > Spark 4K > Consumer TV/Projector (Up to 2 sources)

Computer > Spark 4K > Graphics Processors > Projector

Computer > Spark 4K > Video Mixer

Camera > Spark 4K > Switcher > Consumer TV/Projector

Camera > Spark 4K > Switcher > Live Stream

House of Worship Workflows:

Computer > Spark 4K > Consumer TV/Projector (Up to 2 sources)

Camera > Spark 4K > Monitor/Projector

Camera > Spark 4K > Switcher

Live Sports Workflows:

Camera > Spark 4K > Switcher>Camera > Spark 4K > Monitor (For coaches)

Live Event (weddings, funerals) Workflows:

Camera > Spark 4K > Switcher

Switcher Program Output > Spark 4K > Live event monitor/projector


Teradek Spark 4K: The Zero-Delay 4K Wireless Transmission for A/V

Description Quantity
Short HDMI Cable2
Long USB C-C Cable1
Light stand mount (complete with 1 x bolt and 1 x thumb screw)1
Static cold shoe mount (complete with shoe bolt and 2 securing rings)1
DSA-18CB-12V DC with UK Plug Adapter1
QC54 Travel Charger1
Transmitter unit1
Receiver unit1
iM2075 Flight Case1
USB Drive (Containing user manual)1
Dual USB Wall Plug1
USB A - C Cable2

Reciever is mains power only .

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