S-4904 SDI/HDMI 700m Wireless Transmission System

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  • Professional WHDI technology
  • Uncompressed 3G/HD/SD-SDI and HDMI
  • 700 meters transmission distance
  • Less than 1ms latency
  • User configurable frequency bands
  • Less than 63mW radio power
  • AES 256bit encryption
  • V-mount / Gold Mount connections
  • All-metal housing, durable

S-4904 is the broadcast industry wireless system, includes an S-4904T transmitter and an S-4904R receiver, with WHDI (OFDM) technology, supports uncompressed 3G/HD/SD-SDI and HDMI wirelessly transmitted in 700 meters scale, and with less than 1ms latency. The system is pure hardware connection, plug and play build-up, which is widely used in on-site shooting and director monitoring.

The transmitter S-4904T supports:
3G/HD/SD-SDI input ×1
The receiver S-4904R supports:
3G/HD/SD-SDI output ×1
The receiver SDI and HDMI are output simultaneously. If both SDI and HDMI is input to transmitter, the receiver will give priority to output SDI signal.

In Line of Sight, the S-4904 wireless transmission system support approx. 700 meters effective transmission distance of uncompressed 3G/HD/SD-SDI and HDMI signal, and the latency is less than 1 millisecond.

The S-4904 supports SDI and HDMI embedded audio (ch-1 & ch-2) transmission.

The S-4904 wireless system runs at 5.1-5.9GHz License-free operation frequency. The frequency bands are user configurable and support at most 4 wireless channels in one location. The radio power is less than 63mW and will not do harm to human bodies.

You can set several S-4904R receivers at the same frequency bands as the 1 S-4904T transmitter to enable the multicast mode.The transmitter S-4904T is equipped with V-mount or Gold mount plates, to be easily fixed on cameras and attached with batteries. 
The receiver S-4904R is equipped with V-mount or Gold mount plates to be powered by batteries.
Both the transmitter and receiver can also be powered via the 5.5/2.1mm pole DC in socket of 6.5-17V input. 

Latency ≤1 millisecond
Transmission Range ≤6.5W
Operating Temperature Temperature: 0°C -+40°C
Outputs 3G/HD/SD-SDI×1
Built-in Light/Flash 11634
Dimensions Transmitter: 93×185×63 (mm)

Receiver: 130×188×47 (mm)
  • 1x S-4904T Transmitter (V-mount / Gold mount optional)
  • 1x S-4904R Receiver (V-mount / Gold mount optional)
  • 7x Antennas
  • 1x Articulating arm trestle
  • 1x Crab clamp
  • 1x D-tap to 5.5/2.1mm pole cable
  • 1x 5.5/2.1mm pole power adaptor
  • 2x Flat screwdriver (for band configuration)
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