SPECIFICATIONS
Experience seamless and reliable HD video transmission with the SWIT CURVE500 Wireless HDMI Transmitter and Receiver System. Designed for professional filmmakers, broadcasters, and live event producers, the CURVE500 ensures real-time 1080p transmission over distances of up to 150 meters (500ft) in line-of-sight conditions.
Operating on a 5.1–5.9GHz DFS-compliant frequency band, it features an intelligent auto-scan function that detects and switches to the most stable wireless channel, ensuring uninterrupted performance even in congested RF environments. The system supports HDMI input and loop output, as well as USB video capture output for direct PC/Mac connection.
Engineered for field performance, the CURVE500 provides strong wall-penetrating signal strength, dual-channel audio, and double-layer encryption for secure transmission. It’s a perfect solution for professional video setups that demand portability, reliability, and uncompromised signal quality — making it a worthy competitor to Hollyland Mars systems.
Key Features:
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Transmission Range: 500ft / 150m (Line-of-Sight)
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Frequency Band: 5.1–5.9GHz, DFS compliant
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Wireless Scanning: Auto-detects interference and switches channels
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Video Output: HDMI input, HDMI loop output, and USB capture output
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Audio Support: Dual-channel HDMI audio transmission
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Encryption: Double encryption for secure communication
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Performance: Strong wall-crossing and anti-interference capabilities
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Compatibility: Supports up to 7 transmitter-receiver pairs in one location
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Build Quality: Durable, portable, and designed for professional use

Wireless HDMI Transmission
New Update with USB Video Capture
CURVE500 wireless system is based on SWIT KUWI wireless video technology, NOT WIFI, 5.1-5.9GHz license free, DFS comply, supports HDMI 1080p60 transmit 500 feet (150 meters) Line-of-Sight distance.
As the updated version, CURVE500 support USB video capture output to computer for live streaming.
Input & Output
The Transmitter (Tx) supports
1x HDMI input
1x HDMI loop output
The Receiver (Rx) supports
2x HDMI output
1x Micro USB Video Capture output
USB Video Capture for PC/Mac
CURVE500 Receiver provides an USB port for video capture output to computer. You can find CURVE500 wireless video source from video conference software like MS Team, ZOOM etc, to capture high quality up to 1080p60 video instead of computer webcam.
USB Video Capture for PC/Mac
You can pull CURVE500 wireless receiving video source to OBS studio, editing, switching and live streaming broadcasting.
500ft/150m Strong Wall-cross
CURVE500 supports 500ft/150m (Line-of-sight) reliable wireless transmission, and featured stronger wall-cross performance due to both RF optimize and image quality optimize, so that will keep video transmission without date lost or crash comparing to regular 5GHz wireless transmitters.
* Supports HDMI embedded audio (CH1&2) transmission.
Backstage Frequency Jumping
CURVE500 works between 5.1-5.9GHz, DFS comply, and has built-in wireless scanner to detect wireless condition and automatically jump to the best wireless channel to keep reliable connection and transmission.
Up to 7 Pairs Work Together
At one location, you can use up to 7 pairs of CURVE500 wireless system, without interference to each other.
















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