Colorlight S2 sending card at a glance
The Colorlight S2 is a synchronous LED sending card with a DVI input and two Gigabit Ethernet outputs. The V3.2 specification lists a total LED loading area of 1280 × 1024 pixels, approximately 1.31 million pixels, and a maximum DVI input of 1920 × 1200 pixels.
- Video signal: DVI input; standard 60 Hz with automatic adjustment.
- LED output: 2 Ethernet ports, each supporting 1280 × 512 pixels or equivalent area.
- Configuration: USB Type-B connection to the PC; USB Type-A for cascading cards.
- Product format: sending card. For an enclosed unit, see the Colorlight S2 sending box.
Choose the correct power connection
The power requirement depends on the interface used. The four-pin Wafer VH2.54mm connector requires DC 3.8–5.5 V; the PCI-E 1X interface is specified for DC 12 V. Check the connector and card revision before connecting power.
DVI carries the video signal from the source graphics card. The PCI-E interface supplies power to the sending card; it does not replace the DVI video connection.
Technical specifications
| Parameter | Specification |
|---|---|
| Video input | DVI |
| Maximum input resolution | 1920 × 1200 pixels |
| Frame rate | Standard 60 Hz; automatic adjustment supported |
| Ethernet outputs | 2 × Gigabit Ethernet |
| Total LED loading area | 1280 × 1024 pixels or equivalent area; approximately 1.31 million pixels |
| Loading area per port | 1280 × 512 pixels or equivalent area |
| Maximum screen width or height | 2560 pixels, within the total and per-port loading limits |
| Four-pin power input | Wafer VH2.54mm-4P: DC 3.8–5.5 V |
| PCI-E power input | PCI-E 1X: DC 12 V |
| Rated power consumption | 6 W |
| Card dimensions | 135.16 × 101.93 mm |
| Card weight | 100 g, as listed in the specification |
| Configuration | USB; real-time configuration supported |
| Listed cable distances | CAT5E: ≤140 m; CAT6: ≤170 m |
| Transmission mode | Gigabit Ethernet frame mode with CRC |
Input resolution and LED capacity are different. A 1920 × 1200 DVI input does not mean the card can drive that many LED pixels. Plan the display within the approximately 1.31-million-pixel total and each port’s capacity.
For fiber routes, confirm the optical transceiver, fiber type and link budget. The S2 specification lists fiber transceivers as peripherals without a numeric fiber-distance rating.
Configuration and compatibility
The V3.2 document lists compatibility with Colorlight receiving cards, plus peripherals including multifunction cards and optical fiber transceivers. Real-time configuration, brightness and color-temperature adjustment are supported. Audio transmission is an optional function; confirm the audio configuration and required multifunction card for your installation.
Check these details before ordering
- Confirm the source has a suitable DVI output and the screen fits the total and per-port pixel limits.
- Identify the existing receiving-card models and keep a backup of the screen configuration.
- Check the card revision, power interface and available mounting space.
- If replacing an IT7, have the receiving cards and configuration checked before treating the S2 as a direct replacement.
Frequently asked questions
How many pixels can the Colorlight S2 sending card control?
The two ports together support 1280 × 1024 pixels or equivalent area, approximately 1.31 million pixels. Each port supports 1280 × 512 pixels or equivalent area. A screen width or height of up to 2560 pixels must still remain within these loading limits.
Does the S2 sending card accept HDMI directly?
The S2 V3.2 sending card specification lists a DVI video input. If your source has HDMI only, confirm a suitable source-to-DVI connection for the required video mode before ordering.
What voltage does this card require?
The four-pin Wafer VH2.54mm input requires DC 3.8–5.5 V. The PCI-E 1X interface is specified for DC 12 V. Use the requirement for the actual power connection.
Is this the same product as the S2 sending box?
This listing is for the card. The enclosed S2 sending box is a separate product with its own power and installation requirements. Check the product format before ordering.
Can the S2 replace a Colorlight IT7 directly?
The S2 specification does not establish an unconditional replacement for every IT7 installation. Confirm the receiving cards, DVI source, power connection, mounting space and configuration requirements first.
Download the specification
Colorlight S2 Sending Card Specification V3.2 (PDF). The specifications above refer to this document; confirm the supplied hardware revision for your order.
Need help choosing the right sender?
Send your screen width and height in pixels, receiving-card model, source connection and a photo of the existing card to EagerLED on WhatsApp or use our contact page. These details help check the card and connection requirements.
Specifications checked against the V3.2 document on 6 November 2026. Product information provided by LED-Mall / Shenzhen EagerLED Co., Ltd.








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