Hollyland Syscom 421 (4:1) is the wireless HD Video transmission system which can achieve 4 transmitters on the same RF Channel with strong anti-interference capability. The lowest latency is 0.07s. It has a transmission range about 1800ft/550m with a clean line of sight (LOS) when the receiver is connected to 4 transmitters at most. Syscom 421 (4:1) supports up to 1080P 60 Hz image resolution. The transmitters are equipped with L-series battery plate and the receiver is equipped with V-mount large capacity battery. Both transmitters and receiver also can power by DC adapter.
Key Features
1. 1800ft/550m Transmission Range
2. The lowest achievable latency is 0.07s
3. 5.1-5.9 GHz Frequency Band Width, Supports Frequency Configuration for Different Territories
4. Supports 4 SDI Input and HDMI Input, 4 SDI Output and HDMI Output
5. 4 Transmitters Use the Same Wireless Channel with Strong Anti-Interference Ability
6. Supports TALLY and RS485/RS422 Control
7. Support USB Firmware Upgrade Interface
8. Stable & Reliable Industrial Metal Case
9. With RJ45 Interface, Supports Network Pass Through between Transmitter and Receiver, and Achieves RTSP Pull and Push Streaming
|
Transmitter |
Receiver |
|
|
Interface |
SDI Input（BNC Female） HDMI Input（Type A Female） 3.5 mm TALLY Output 4 Antenna（RP-SMA Male） DC Power Input USB Type-C LAN RS485/RS422 |
SDI1, SDI2, SDI3, SDI4 Output（BNC Female） HDMI1, HDMI2, HDMI3, HDMI4 Output （Type A Female） 4 Antenna（RP-SMA Male ） DC Power Input USB Type-C LAN RS485/RS422 |
|
Supply Power Range |
7~36VDC |
18~36VDC |
|
Power Consumption |
<12W |
<32W |
|
Net Weight |
431.5g (External Antenna Excluded) |
1621g (External Antenna Excluded) |
|
Dimension |
（LxWxH）:88x30x144mm External Antenna and Battery Plate Excluded |
（LxWxH）:148x62x242mm External Antenna and Battery Plate Excluded |
|
Input / Output Video Format |
HDMI： 480P60 Hz 576P50 Hz 720P50/60 Hz 1080i50/60 Hz 1080P24/25/30/50/60 Hz SDI： 720P50/60 Hz 1080i50/60 Hz 1080P24/25/30/50/60 Hz |
HDMI： 480P60 Hz 576P50 Hz 720P50/60 Hz 1080i50/60 Hz 1080P24/25/30/50/60 Hz SDI： 720P50/60 Hz 1080i50/60 Hz 1080P24/25/30/50/60 Hz |
|
Frequency |
5.1~5.9 GHz |
5.1~5.9 GHz |
|
Modulation Mode |
OFDM |
OFDM |
|
Transmission Power |
Maximum 22dBm |
/ |
|
Receiver Sensitivity |
/ |
-90dBm |
|
Transmission Latency |
The lowest latency is 0.07s |
The lowest latency is 0.07s |
|
Bandwidth |
40M Hz |
40M Hz |
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