The ALF-WUK4A is a 4K HDMI switcher with four HDMI inputs and an HDMI output, Audio De-Embedding, EDID, RS232, and IR Control. Select any of the inputs via the front panel button or IR Remote, the corresponding indicator on the front panel will illuminate to show real-time I/O connection status. Compliance with HDMI 2.0 and HDCP 2.2, 4K@60 4:4:4. The HDMI Switcher 4×1 can transmit uncompressed 4K (max) signal.

The ALF-WUK4A boasts comprehensive audio capacities including PCM, Dolby Digital, DTS, and DTS-HD. It also provides an ARC audio output socket to transfer ARC audio to ARC speakers. Moreover, the ALF-WUK4A Switcher supports convenient online firmware update via the USB port.


Product Features

  • 4 HDMI inputs
  • 1 HDMI Output
  • Supports Hot-Plug
  • Compliant with HDMI 2.0 and capable of transmitting 4K@60Hz 4:4:4, HDR
  • High bandwidth: 18Gbps
  • HDCP 2.2 compliant, supports auto-detecting for input HDCP compliance status
  • Controllable via RS232 and IR
  • Supports CEC
  • Supports audio return channel (ARC)
  • Supports EDID management, including 5 embedded EDID data, 10 user-definable EDID data (max), and EDID data automatically captured and copied
  • Intuitive indicators for power, switch mode, I/O connection status, and audio output signal