Lightware MMX8x4-HT400MC 8x4 Multiport HDMI/TPS Matrix Switcher
8x4 HDMI and TPS Matrix Switcher with Special Audio Inputs
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The Lightware MMX8x4-HT400MC (MMX8x4-HT400MC) is a standalone 8x4 HDMI and TPS matrix switcher designed for professional conference rooms and AV environments. It supports 4K/UHD (30Hz RGB 4:4:4, 60Hz YCbCr 4:2:0), 3D video, and HDCP compliance. The device features a dedicated Special Audio Input block with microphone and line-in, a built-in sound mixer with automated ducking for voiceover, advanced EDID management, and flexible control via RS-232, Ethernet, USB, and IR. With integrated Event Manager automation and HDBaseT compatibility, the MMX8x4-HT400MC delivers reliable and scalable AV routing for modern collaborative spaces.

Key Features
- 8x4 Multiport Matrix: Four HDMI and four TPS inputs to four HDMI outputs with mirrored outputs and flexible routing.
- 4K/UHD & 3D Support: Supports up to 3840×2160@30Hz UHD, 1920x1080@60Hz Full HD, 3D and HDCP compliant.
- Special Audio Inputs: Microphone and line-in with built-in mixer and automated ducking for voiceover.
- Shared Balanced Audio Output: Single output for de-embedded HDMI audio or mixed sound from the audio block.
- Advanced EDID Management: Factory, custom, or transparent EDID emulation; locks EDID data per input.
- PoE over TPS: Powers connected TPS devices for simplified installation.
- Flexible Control: RS-232, Ethernet, USB, IR, and command injection for direct endpoint control.
- Event Manager Automation: Automates AV control via RS-232 and IR ports.
- Front Panel Control: LCD display and jog dial button for local configuration.
- Professional Applications: Ideal for conference rooms, classrooms, collaborative environments, and Cisco VC integration.
Specifications
| Video Inputs | 4x HDMI, 4x TPS (HDBaseT) |
| Video Outputs | 4x HDMI; mirrored TPS available per output |
| Resolution | Up to 4K UHD 3840×2160@30Hz, FullHD 1920x1080@60Hz |
| Audio Inputs/Output | Special Audio Input block (mic & line-in), 1x shared balanced Phoenix output; built-in mixer and ducking |
| EDID Management | Factory, custom, or transparent; advanced EDID locking |
| HDCP Compliance | Yes |
| Control | RS-232, Ethernet, USB, IR, command injection |
| PoE over TPS | Yes, 48V DC for connected devices |
| Power Supply | 100–240V AC |
| Power Consumption | Typical 45 W, maximum 80 W (with PoE) |
| Dimensions | 442 × 43.9 × 300 mm (without ears), 482 × 43.9 × 300 mm (with rack ears) |
| Weight | 5.2 kg |
| Operating Temperature | 0–50°C |
| Storage Temperature | -40–70°C |
| Humidity | 10–90% non-condensing |
| Compliance | CE, RoHS |
| Warranty | 3 years |
