- Country of origin:
ALF-WUK4A
automatic HDMI switch 4x1 4K, HDMI 2.0, HDCP 2.2, EDID, 4K/3D/1080p@60Hz, 4× HDMI inputs, HDMI and audio 3.5 mm outputs, audio de-embedding, ARC (input 4), IR and RS-232 control
Catalogue index: Jos000056
- Delivery time: 14 days
- Delivery: from €0.00 (InPost)
Description
Josawa ALF-WUK4A - HDMI Switch 4x1 4K with Audio Extraction and Control
The Josawa ALF-WUK4A is a professional HDMI 4x1 switch designed for AV installations requiring reliable signal management at 4K resolution. The device allows for the connection of four HDMI sources and the selection of one output signal, maintaining full image quality without compression up to 4K@60Hz 4:4:4. Compliance with HDMI 2.0 and HDCP 2.2 ensures compatibility with modern sources and displays, making it an ideal solution for conference systems, educational installations, and professional AV applications.
The switch offers advanced audio features, including audio signal extraction (Audio De-Embedding) to analog output and support for ARC (Audio Return Channel), enabling integration with sound systems. It supports popular audio formats such as PCM, Dolby Digital, DTS, and DTS-HD. Additionally, the device supports EDID management, allowing optimal signal parameter matching to connected devices.
Control is achieved via buttons on the front panel, an IR remote, and an RS232 interface, providing flexibility for integration into control systems. Intuitive LED indicators on the front panel inform about power status, selected input, and I/O connection status.
Functionality
- HDMI switch 4x1 - 4 HDMI inputs, 1 HDMI output
- supports resolutions up to 4Kx2K@60Hz 4:4:4, HDR10, Dolby Vision
- bandwidth 18Gbps
- compliance with HDMI 2.0 and HDCP 2.2
- lossless 4K signal transmission
- audio extraction to 3.5mm output (Audio De-Embedding)
- supports ARC (Audio Return Channel)
- supported audio formats: PCM, Dolby Digital, DTS, DTS-HD
- EDID management (built-in, user, and automatic copying)
- supports CEC
- control: front panel, IR, RS232
- Hot-Plug support
- firmware update via USB port
- LED indicators - power status, operating mode, and connection status
Features
- inputs: 4 x HDMI type A
- output: 1 x HDMI type A
- audio output: 1 x 3.5mm mini jack stereo
- audio bandwidth: 20Hz-20kHz (±1dB)
- maximum output level: 2.0Vrms ±0.5dB
- THD+N: <0.05% (20Hz-20kHz)
- SNR: >80dB
- channel separation: < -80dB
- level deviation L/R: <0.05dB
- output load: ≥1kΩ
- noise level: -80dB
- power supply: 100-240V AC / 12V DC 2A
- power consumption: 14W (max)
- operating temperature: -10°C to +55°C
- dimensions: 200mm x 40mm x 100mm
- weight: 685g
Josawa ALF-WUK4A is a comprehensive solution for HDMI signal distribution in professional AV installations, offering high-quality 4K image, advanced audio features, and extensive integration and control capabilities.
