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Wireless HDMI Screen Casting — No WiFi, No App, No Cable Limit

Turn any HDMI display into a wireless screen in seconds. The DD543 ScreenCast lets you mirror or extend your laptop, PC, tablet, or phone to a TV, monitor, or projector without installing drivers or connecting to a network.

Designed for meetings, teaching, streaming, and everyday screen sharing.

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Instant Wireless Display, No Network Required

DD543 uses built-in 5G WiFi (802.11ac) to create a direct wireless link between your device and display. No router, no external hotspot, no software setup.

Just plug in and start casting.

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Smooth 4K Video at 30Hz

Enjoy stable, clear video transmission up to 4K@30Hz. Optimized encoding (H.264 / H.265 / VP9) helps maintain smooth playback for presentations, video playback, and online content.

Suitable for both work and entertainment use.

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Dual Mode: Mirror or Extend Your Screen

Choose how you want to display your content:

• Mirror mode for presentations and teaching
• Extended mode for multitasking and productivity

Switch instantly depending on your workflow.

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Up to 100ft Wireless Range

Move freely without being tied to your device.

• Up to 100ft (30m) in open environments
• Around 50ft (15m) with walls or interference

Stable performance for offices, classrooms, and home setups.

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Fast Response with Quick Reconnection

If the signal is interrupted, the system reconnects quickly to minimize disruption during meetings, classes, or streaming sessions.

Designed for continuous use without manual re-pairing.

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Charge While You Cast (100W PD Support)

The transmitter includes USB-C PD 3.0 charging support up to 100W, allowing you to power your laptop or mobile device while screen sharing.

No battery anxiety during long sessions.

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Wide Compatibility, No Driver Required

Works with:

• Windows laptops and PCs
• macOS devices
• Android smartphones and tablets

No app installation required. Plug and play operation.

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Compact, Lightweight Design

Built for portability and mobile work.

• Transmitter: 30g
• Receiver: 36g
• Compact 60mm body for easy storage and transport

Ideal for business travel and on-the-go presentations.

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Where It Fits Best

Business Meetings
Present directly from your laptop to a conference display without HDMI cable setup.

Education & Training
Teachers and trainers can switch content easily between devices.

Home Entertainment
Stream videos or mirror your phone to a larger screen.

Office Productivity
Extend your screen for multitasking without extra monitors.

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Technical Overview

Model: DD543
Wireless Standard: 5G WiFi (802.11ac)
Resolution: Up to 3840×2160 @ 30Hz
Video Encoding: H.264 / H.265 / VP9
Audio Support: AAC / MP3 / PCM
Modes: Mirror / Extend
Range: 100ft (open) / 50ft (obstacles)
Power Input: DC 5V/2A (Receiver)
Material: ABS
Operating Temp: -20~60℃
Storage Temp: -25~75℃