Optoma Technology N31K Overview
N3861K 86″ UHD 4K Commercial Monitor from
Optoma Technology. Featuring intuitive and friendly software, 24/7 operation capability, and a built-in media player, the 450 nits bright N3861K is well suited to professional display applications, such as lobbies, conference rooms, retail signage, and classrooms.
Please note, the N3861K is a non-touch display, users need to connect a keyboard and mouse to take full advantage of the interactive functionality on the N-Series.
- Low blue light filter
- Flicker-free display technology
- Integrated Wi-Fi and Bluetooth
- Bluetooth audio output
- Built-in dual 10W speakers
Items Included
- Optoma Technology N3861K 86″ UHD 4K Commercial Monitor
- Power Cord
- HDMI Cable (9.8′)
- Remote Control with Batteries
- Limited 3-Year Manufacturer Warranty
Additional Resources
User Manual
17.6 MB
Optoma Technology N31K Specs
| Display Size |
86″ |
| Native Resolution |
3840 x 2160 |
| Maximum Brightness |
450 nits / cd/m2 |
| Inputs |
3x HDMI 2.0 |
| Outputs |
1x HDMI 2.0 1x 1/8″ / 3.5 mm (Analog Audio) 1x TOSLINK Optical (Digital Audio) |
| Wireless |
Wi-Fi 5 (802.11ac) / Bluetooth 5.2 |
| USB I/O |
1x USB-C (Unspecified Version) 1x USB-A 2.0 1x USB-A 3.0 / 3.1/3.2 Gen 1 |
| Ethernet I/O |
2x RJ45 |
| Other I/O |
1x DE-9/DB-9 Serial (RS-232C) Control Input |
| Built-In Speakers |
Yes, 2x 10 W |
| Media Card Reader |
No |
| Display Size |
86″ |
| Panel Type |
LCD |
| Aspect Ratio |
16:9 |
| Display Orientation |
Landscape, Portrait |
| Native Resolution |
3840 x 2160 |
| Maximum Brightness |
450 nits / cd/m2 |
| Lighting System |
Direct LED |
| Contrast Ratio |
1200:1 |
| Dynamic Contrast Ratio |
3000:1 |
| Response Time |
8 ms |
| Refresh Rate |
60 Hz |
| Color Support |
1.07 Billion Colors |
| Viewing Angle (H x V) |
178 x 178° |
| Pixels Per Inch (ppi) |
51 ppi |
| Finish |
Anti-Glare / Matte |
| Hardness Rating |
3H |
| Haze Level |
25% |
| TV Tuner |
No |
| Inputs |
3x HDMI 2.0 |
| Outputs |
1x HDMI 2.0 1x 1/8″ / 3.5 mm (Analog Audio) 1x TOSLINK Optical (Digital Audio) |
| HDCP Support |
Yes |
| Wireless |
Wi-Fi 5 (802.11ac) / Bluetooth 5.2 |
| NFC |
No |
| USB I/O |
1x USB-C (Unspecified Version) 1x USB-A 2.0 1x USB-A 3.0 / 3.1/3.2 Gen 1 |
| Ethernet I/O |
2x RJ45 |
| Other I/O |
1x DE-9/DB-9 Serial (RS-232C) Control Input |
| Number of OPS/Expansion Slots |
1 |
| Multi-Input Support (PIP/PBP) |
Picture-in-Picture (PIP) |
| Built-In Speakers |
Yes, 2x 10 W |
| Speaker Configuration |
2-Channel |
| Smart TV |
Android 11 |
| CPU |
Quad-Core: A55 |
| Storage |
32 GB |
| RAM |
4 GB |
| Media Card Reader |
No |
| Built-In Mic |
No |
| Supported Video File Types |
3GP, AVI, H.264/AVC, H.265/HEVC, MKV, MOV, MP4, MPEG, MPEG2, MPEG4, MPG, TS |
| Supported Audio File Types |
ADPCM-WAV, M4A, MP3, OGG, PCM-WAV, WAV, WMA, WMA Pro |
| Supported Photo File Types |
GIF, JPEG |
| Supported Languages |
Arabic Czech Danish Dutch English Finnish French German Hungarian Italian Norwegian Polish Portuguese Romanian Russian Simplified Chinese Spanish Swedish Traditional Chinese Turkish |
| Power Consumption |
Maximum: 505.0 W Typical: 335.0 W Standby: < 0.5 W |
| Input Power |
100 to 240 VAC, 50 / 60 Hz |
| Power Adapter Type |
Internal |
| Operating Conditions |
Up to 104°F / 40°C |
| Certifications |
FCC, ENERGY STAR |
| Mounting-Hole Pattern |
800 x 600 mm |
| Lighting Lifespan |
50000 Hours |
| Impact Resistance |
No |
| Bezel Thickness |
15.9 mm (Bottom/Right/Top/Left) |
| Duty Cycle |
24 Hours / 7 Days |
| Dimensions |
76 x 43.4 x 3.2″ / 1930.4 x 1102.4 x 81.3 mm |
| Weight |
95.02 lb / 43.10 kg |
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