Hollyland Syscom 421S 4-Transmitter 1800' A/V Transmission System
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Hollyland Syscom 421 Overview
The Syscom 421S 4-Transmitter 1800' A/V Transmission System with Carry Case from Hollyland is a multi-cam wireless video transmission system that communicates with up to four cameras using a single receiver with PTZ control as well as tally. Supporting up to 1080p60 video signals via SDI and HDMI, the transmitter/receiver system offers an 1800' line-of-sight transmission range with 0.07 second latency. The 421S system also supports Ethernet pass-through, so you can stream directly via RTSP to the Internet.
The receiver features four SDI and four HDMI outputs (one for each transmitter) for connecting to a monitor or switcher. You can control PTZ cameras via IP or RS-422/485 serial connections. The transmitters have a dedicated tally output port that support optional tally lights. Both units also have an OLED display that confirms the resolution, transmission channel, signal strength, and other details such as battery power. Each transmitter has an L-series battery plate, and the receiver has a V-mount battery plate. Both Transmitters and receiver also feature a 2-pin power input for alternate DC power options.
- Up to 1080p60 transmitter/receiver system
- 1800' line-of-sight transmission
- SDI and HDMI input
- SDI and HDMI output
- Passes control and tally over LAN
- OLED display
Hollyland Syscom 421 Specs
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Key Specs
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Video I/O
Transmitter: 1 x HDMI Input
Transmitter: 1 x BNC Input
Receiver: 4 x HDMI Output
Receiver: 4 x BNC Output
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Embedded Audio
SDI
HDMI
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Power Consumption
Transmitter: 12 W
Receiver: 32 W
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Mounting
1 x 1/4"-20 Female
1 x 3/8"-16 Female
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Inputs / Outputs
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Antenna I/O
Transmitter/Receiver: 4 x RP-SMA Female
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Video I/O
Transmitter: 1 x HDMI Input
Transmitter: 1 x BNC Input
Receiver: 4 x HDMI Output
Receiver: 4 x BNC Output
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HDCP Support
Not Specified by Manufacturer
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Embedded Audio
SDI
HDMI
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Audio I/O
None
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Power
Transmitter/Receiver: 1 x (Unspecified Type) 2-Pin (36 VDC) Input
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Other I/O
Transmitter: 1 x USB-C Input
Receiver: 1 x USB-A Input
Transmitter/Receiver: 1 x RJ45 (LAN) Input/Output
Transmitter/Receiver: 1 x Proprietary (RS-422/RS-485) Input/Output
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Wireless
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Wireless Range
1800' / 548.64 m (Line-of-Sight)
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Channel Bandwidth
40 MHz
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Frequency Range
US: 5.1 to 5.9 GHz
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Latency
< 0.07 sec
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RF Power
≤ 22 dBm/p>
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RF Sensitivity
-90 dBm
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Wi-Fi
Yes
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Bluetooth
None
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Format Support
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Video Format
1080p: 60/50/30/25/24
1080i: 60/50
720p: 60/50
576p: 50
480p: 60
SDI
1080p: 60/50/30/25/24
1080i: 60/50
720p: 60/50
576p: 50
480p: 60
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Audio Format
Not Specified by Manufacturer
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Timecode Support
Yes
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Power
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DC Input Power
36 VDC
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Battery Type
Transmitter: 1 x L-Series
Receiver: 1 x V-Mount
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Power Consumption
Transmitter: 12 W
Receiver: 32 W
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Mounting
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Mounting
1 x 1/4"-20 Female
1 x 3/8"-16 Female
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Environmental
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Environmental Protection
None
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General
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Material of Construction
Metal
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Dimensions
Transmitter: 5.7 x 3.5 x 1.2" / 144 x 88 x 30 mm
Receiver: 9.5 x 5.8 x 2.4" / 242 x 148 x 62 mm
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Weight
Transmitter: 15.2 oz / 431.5 g, Including Antenna, Battery Plate
Receiver: 3.6 lb / 1621 g, Including Antenna, Battery Plate
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Packaging Info
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Package Weight
23.95 lb
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Box Dimensions (LxWxH)
21.5 x 18.25 x 9.25"
- Hollyland Syscom 421S 4-Transmitter 1800' A/V Transmission System
- 4 x Transmitter
- Receiver
- 25 x 5 GHz Antenna
- 4 x Magic Arm (7")
- OTG Cable
- 4 x DC Conversion Cable
- 5 x RS485/RS422 Interface Cable
- Power Adapter
- Limited 2-Year Manufacturer Warranty