Description
The LG 55UM670H0 is a 55-inch 4K UHD (3,840 x 2,160) commercial TV from the UM670H series, built for hospitality with Pro:Centric Smart and Pro:Idiom. Its direct-lit panel delivers 330 nits of brightness with HDR10 Pro and HLG support, AI Picture Pro and Dynamic Vivid, and 10 W + 10 W speakers provide 2.0-channel sound with AI Sound Pro. The webOS 23 interface includes Smart Home, a web browser, Miracast screen sharing, Wi-Fi, Bluetooth audio, Magic Remote compatibility and IoT support. Hospitality features include an installer menu, port block, welcome screen, instant on, USB cloning, EZ-Manager and remote jack pack compatibility. It has ATSC and Clear QAM tuning, a swivel stand, and 300 x 300 mm VESA mounting.
Technical Specifications:
| Specification | Details |
|---|---|
| Brand | LG |
| MPN | 55UM670H0 |
| Model | 55UM670H0UA |
| Series | UM670H |
| Category | Pro:Centric Smart |
| Screen Size | 55" |
| Resolution | 3,840 x 2,160 (4K UHD) |
| Backlight | Direct |
| Brightness | 330 nits |
| Dynamic Contrast Ratio | 1,000,000:1 |
| Static Contrast Ratio | 1,300:1 |
| Response Time | 14 ms (G to G) |
| Refresh Rate | 60 Hz |
| Life Span | 30,000 hours |
| Video Features | AI Picture Pro, Dynamic Vivid, HDR10 Pro / HLG, Game Optimizer |
| Speakers | 10 W + 10 W, 2.0 ch |
| Audio Features | AI Sound Pro, AI Acoustic Tuning (Ready), LG Sound Sync (optical / Bluetooth) |
| Digital Broadcast | ATSC, Clear QAM |
| Analog Broadcast | NTSC |
| Hospitality Solution | Pro:Centric (Smart, Direct, V), Pro:Idiom |
| Smart Platform | webOS 23 |
| Side Inputs | 2 x HDMI (2.0), USB (2.0), RS-232C (3.5 mm TRRS), speaker / line out |
| Rear Inputs | HDMI (2.0), USB (2.0), antenna / cable in, optical digital audio out, LAN, Aux LAN, MPI port |
| VESA | 300 x 300 mm |
| Stand | 1 pole (swivel) |
| Color | Dark charcoal gray |
| Dimensions without Stand | 1,235 x 715 x 57.5 mm (48.6 x 28.1 x 2.3 in) |
| Dimensions with Stand | 1,235 x 777 x 303 mm (48.6 x 30.6 x 11.9 in) |
| Weight without Stand | 14.0 kg (30.9 lbs) |
| Weight with Stand | 17.2 kg (37.9 lbs) |
| Shipping Weight | 22.3 kg (49.2 lbs) |
| Power Supply | 100 to 240 VAC, 50/60 Hz |
| Power Consumption (Typ. / Max.) | 135 W / 163 W |
| Standby Power | Under 0.5 W |
| Anti-theft | Kensington lock, credenza / security aperture, lock-down plate |
| Certifications | FCC, UL |
| Warranty | 2-year limited |
| UPC | 195174063422 |
| In-Box | Remote, power cable (1.8 m) |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some productsβsuch as custom orders, special-order items, audio gear, software, and LED video wallsβare non-returnable. Non-defective returns may be subject to a 20β30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery β trusted by 275+ clients across industries
