SPROLINK LK2-4 is a professional 4-channel HDMI 2.0 fiber extender that delivers 4K@60Hz 4:4:4 signals up to 10km over single mode LC fiber, with loop out, audio embedding, RS232 pass-through and EDID management.
Note: Remote areas may be charged extra for shipping!
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The LK2-4 is a 4-channel 4K HDMI 2.0 fiber optic extender from SPROLINK, designed for long-range lossless transmission of HD audio and video signals. It supports 4K@60Hz 4:4:4 resolution, 18Gbps bandwidth, and transmission up to 10km via single mode single-core LC fiber. Featuring HDMI loop output, external audio embedding, backup output, audio split output, RS-232 transparent transmission and intelligent EDID management, it is ideal for professional AV engineering, security monitoring, stadium display and other scenarios.
Product Overview
The SPROLINK LK2-4 is a high-performance 4-channel HDMI 2.0 fiber extender system consisting of a transmitter (TX) and receiver (RX), engineered for long-haul, zero-latency transmission of ultra-high-definition audio and video over fiber optic cabling. Supporting 4K@60Hz 4:4:4 chroma sampling and 18Gbps video bandwidth, it delivers pristine image and sound quality, making it a reliable solution for professional commercial and industrial AV installations.
- 4-Channel Synchronous Extension: Transmits 4 channels of HDMI 2.0 audio and video signals simultaneously over fiber, with fully synchronized output.
- Ultra-Long Distance Transmission: Supports up to 10 kilometers of transmission over single mode single-core LC fiber, easily covering large venues and long-distance deployment.
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Dual-Side Functional Design
- Transmitter (TX): Equipped with HDMI loop output interface and external audio embedding function for local signal distribution and flexible audio source switching.
- Receiver (RX): Built-in backup HDMI output interface and audio split output function, supporting dual-display per channel and independent audio systems.
- Professional Control & Management: Supports RS-232 transparent transmission and EDID intelligent management, enabling simple system control and plug-and-play display adaptation.
- 24/7 Stable Operation: Independent cooling fan design ensures excellent heat dissipation, supporting uninterrupted round-the-clock operation for mission-critical applications.
- Full Standard Compliance: Complies with HDMI 2.0b, HDCP 2.2 and DVI 1.0 specifications, ensuring wide compatibility with display devices, source equipment and control systems.
- Large conference rooms, multi-media classrooms and auditoriums
- Stadiums, exhibition halls and digital signage systems
- Security monitoring and command centers
- Broadcast studios and post-production facilities
- Medical imaging and industrial video transmission systems
- Video Resolution: Up to 4K@60Hz 4:4:4
- Bandwidth: 18Gbps
- Fiber Interface: Single mode single-core LC
- Max Transmission Distance: 10km (single mode fiber)
- Power Supply: AC 85V-265V wide voltage
- Operating Temperature: -25℃ ~ 55℃
- Product Size: 480mm × 320mm × 67mm
Shipping policy
1. Support free shipping (except for some remote countries and areas).
2. Orders received during business days will be processed within 24 hours via confirmation email. Orders for Saturday and Sunday will be shipped on Monday.
3. Estimated Delivery Time: Approximately 4-21 days (Estimated delivery time for remote areas will be longer, delivery time varies by region.) View more information about shipping policy.
Refund policy
1. If the item has a quality issue within 30 days, we support returns and exchanges.
2. For returns or exchanges, it will take us 3-6 business days to process your items after we receive them. View more information about the refund policy.