Hollyland Syscom 421S - 4 Transmitters to 1 Receiver Set


Key Features
- Multi-Cam Transmitter and Control System
- 4x Transmitters to 1 Receiver
- Ethernet Pass-Through for RTSP Streaming
- Built-in Battery Plates
- Supports Tally and Tally Lights
- SDI/HDMI Input and Output
- 1080p60 Transmitter/Receiver for a 1800' Range with 0.07 Second Latency
- IP/RS-422/485 PTZ Camera Control
Available for Rent
OVERVIEW
With Four transmitters and one receiver, integrated tally, and other features, they are specially designed for multi-camera live events, and are very popular for TV stations, AV system integrators, and film and television rentals.
Up to 4 Transmitter Synchronized A&V Transmission
Up to 4 Transmitters on the Same RF Channel with Strong Anti-Interference Capabilities.
0.07S Latency with up to 1800ft Range
0.07S Lowest Achievable Latency with up to 1800ft Reliable Transmission Range. These are especially designed for Live-Stream and Other Multi-Cam production setups.
SDI + HDMI Inputs and Outputs
Each transmitter has SDI and HDMI Input plus 4 SDI and HDMI Outputs on the receiver.
Supports RS485 / RS422 / LAN Control
With the supported RS485 and RS422 Control this transmitter provides the feasibility and convenience to easily control PTZ Cameras and Camcorders directly from Switchboards and other Controllers.
Supports Tally Lights
Tally Lights of the SYSCOM 421S, unleashes the potential of the best possible production quality for multiple camera setups. Allowing for your team to now who is live on air, and who is upcoming next.
Wide-Range Applications
A singular location can support up to 4 systems (16 TX) for a variety of video production applications.
- Weddings
- Sporting Events
- Music Concerts
- Corporate Meetings
- Chruch Services
- Live Streams
- and Many Other Type of Events
Check out the Basic Tutorial Video Below!
Brand

a/v details
| Video Connectors | <b>Transmitter:</b><br>1x HDMI Input<br>1x BNC Input<br><b>Receiver:</b><br>4x HDMI Output<br>4x BNC Output</br> |
| Other I/O | <b>Transmitter:</b><br>1x USB-C Input<br>1x RJ45 (LAN) Input/Output<br>1x Proprietary (RS422/RS485) Input/Output<br><b>Receiver:</b><br>1x USB-A Input<br>1x RJ45 (LAN) Input/Output<br>1x Proprietary (RS422/RS485) Input/Output</br> |
| Power Connectors | Transmitter/Receiver: 1x (Unspecific) 2-Pin Input (36 VDC) |
physical specifications
| Dimensions | <b>Transmitter:</b> 5.7" x 3.5" x 1.2"<br><b>Receiver:</b> 9.5" x 5.8" x 2.4"</br> |
lens specification
| Weight | <b>Transmitter (Including Antenna and Battery Plate):</b>15.2 oz<br><b>Receiver (Including Antenna and Battery Plate):</b> 3.6 lbs</br> |
power system
| Battery Type | Transmitter: 1x L-Series Battery<br>Receiver: 1x V-Mount Battery</br> |
detailed specifications
| Material | Metal |
| Mounting | 1x 1/4"-20 Female<br>1x 3/8"-16 Female</br> |
wireless transmitter specifications
| Video Format (HDMI) | 1080p: 60/50/30/25/24<br>1080i: 60/50<br>720p: 60/50<br>576p: 50<br>480p: 60</br> |
| Video Format (SDI/BNC) | 1080p: 60/50/30/25/24<br>1080i: 60/50<br>720p: 60/50<br>576p: 50<br>480p: 60</br> |
- 4x Transmitters
- Receiver
- 25x 5GHz Antennas
- OTG Cable
- 4x DC Conversion Cable
- 5x RS485/RS422 Interface Cable
- Power Adapter
- 4x 7-inch Magic Arm
- User Manual
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