Digital signage flatscreen Optoma N3651K 65 inch LED 4K Ultra HD

The Optoma N3651K is a 65" digital signage flat panel with LED backlighting and 4K Ultra HD resolution (3840 x 2160). Designed for continuous 24/7 operation, the display delivers 450 cd/m² brightness, an 8 ms response time and a 1200:1 typical contrast ratio. Running Android 11 and housed in a black chassis, the N3651K supports portrait and landscape orientation, VESA mounting and includes built-in speakers plus connectivity and software features tailored for corporate, education and public environments.

Advantages

The N3651K combines high-resolution 4K imagery with LED brightness suitable for a range of lighting conditions, while Android 11 provides a familiar platform for apps and media playback. Integrated features include a built-in media player, scheduling, CreativeCast™ Pro wireless casting and Optoma File Manager for cloud access. The display supports remote management through Optoma Management Suite (OMS) and is optimised for conferencing accessories such as webcams and Bluetooth speakers.

Suitable for (tasks / use cases)

• Digital signage in lobbies, retail and public spaces
• Information displays in corporate reception areas
• Conference rooms and lecture halls as a secondary presentation display
• Continuous content playback and scheduled playlists
• Hybrid work collaboration and screen sharing

Key specifications

• Model: Optoma N3651K
• Display diagonal: 65"
• Resolution: 3840 x 2160 (4K Ultra HD)
• Display technology: LED
• Brightness: 450 cd/m²
• Response time: 8 ms
• Contrast ratio (typical): 1200:1
• Orientation: Portrait and landscape supported
• Operating system: Android 11
• Operation: 24/7
• VESA mounting: Yes
• Built-in speakers: Yes
• Colour: Black

How to use

Mount the display using a compatible VESA bracket in either portrait or landscape orientation and connect to power and your network. Use the built-in media player and scheduling tools on Android 11 to create and schedule playlists, or cast content wirelessly with CreativeCast™ Pro from a smartphone, laptop or PC. For file transfers and cloud access, use Optoma File Manager to connect Google, Microsoft or Dropbox accounts. To enable interactive collaboration features, connect a keyboard and mouse when required.

Recommendations

For reliable continuous operation, install the display in a well-ventilated area, keep firmware and apps up to date via the device settings, and register the unit with Optoma Management Suite (OMS) to enable remote monitoring, diagnostics and emergency messaging.