Overview
The SIIG CE-H20311-S1 HDMI over CAT5e transmitter delivers uncompressed Full HD video and audio transmission over cost-effective Cat5e/6 cabling at distances up to 164 feet. This transmitter unit connects to an HDMI source and sends the signal through a single network cable to a compatible receiver, eliminating the need for long, expensive HDMI cables that degrade signal quality over extended runs.
Key Features
- Transmits 1080p@60Hz Full HD video and 2-channel stereo audio over single CAT5e/6 cable
- Extended transmission range up to 164 feet (50 meters) with proper copper cabling
- HDMI loop-out on transmitter for simultaneous local display monitoring
- Power over Cable (PoC) technology—single power adapter can supply both TX and RX units
- IR pass-through allows remote control from display side to source device
- EDID auto-learning and HDCP 1.2 compliance for broad device compatibility
- Durable metal housing with cooling slots for heat dissipation during extended operation
- Plug-and-play installation; no software configuration required
Technical Specifications
| Video Resolution | 1080p@60Hz (1920 × 1080) |
| Audio Support | 2-channel PCM stereo |
| Transmission Distance | Up to 164 feet (50m) over CAT5e/6 cable |
| Cable Requirement | CAT5e or CAT6 (100% copper recommended for 100ft+) |
| Input/Output | 1x HDMI input, 1x HDMI loop-out, 1x RJ-45 network port |
| Power Supply | External 5V/2A adapter (PoC capable) |
| HDCP Compliance | HDCP 1.2 |
| Latency | Near-zero latency transmission |
| Operating Temperature | 32–104°F (0–40°C) |
| Dimensions | Compact tabletop or wall-mount form factor |
| Housing | Metal chassis with ESD/EMI protection |
Typical Applications
- Home Theater: Extend AV receiver or source device to a distant display without visible signal loss
- Conference Rooms: Distribute presenter laptop or media player signal to multiple displays via receivers
- Digital Signage: Control and feed content to remote display monitors in retail or corporate environments
- Education: Extend instructor workstation to classroom displays or projection systems
- Commercial AV: Simplify cable routing in venues where long HDMI runs are impractical or cost-prohibitive
Compatibility & Replacements
Compatible With
- Any HDMI 1.3/1.4 compliant source device (set-top boxes, media players, Blu-ray players, gaming consoles, computers)
- Any HDMI display or receiver with matching SIIG receiver unit (not included)
- CAT5e/6 unshielded twisted-pair cabling
- Standard RJ-45 wall plates and patch panels
Replaces / Drop-In Replacement For
Verify compatibility with your specific system configuration before ordering. This transmitter unit requires a matching SIIG HDMI over CAT5e receiver to function.
Works With
- SIIG HDMI over CAT5e receiver units (sold separately)
- Standard network infrastructure (unmanaged switches not recommended; dedicated cabling preferred)
- IR extension cables for remote control pass-through
- Metal wall-mount brackets and installation accessories (available separately)










