Exact source record · ID 37638268LG / TVs
LG 28LJ400B-PU
Model 28LJ400B-PU · Source ID 37638268
LG 28LJ400B-PU is a television with display brightness of 200 cd/m² and display resolution of 1366 x 768 pixels. ProductFindr ties this page to source product ID 37638268 and separates verified product facts from optional retailer offers.
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Decision specifications
Facts that change the room.
Panel technology, screen size, HDR formats and gaming inputs.
Display brightness
200 cd/m²
Display resolution
1366 x 768 pixels
Panel mounting interface
100 x 100 mm
High Dynamic Range (HDR) supported
No
HDMI ports quantity
1
Compatibility before checkout
Questions the SKU still has to answer.
These checks prevent a technically good product from becoming the wrong product for a specific room or signal chain.
- 01
Does the screen size fit the planned viewing distance and wall width?
- 02
Do the HDMI inputs support every required source format and gaming mode?
- 03
Does the room lighting suit the panel technology and published brightness behavior?
Source-backed specification ledger
The facts behind the answer.
ProductFindr keeps the source field names visible so a user or answer engine can distinguish recorded facts from editorial guidance.
- Display diagonal
- 71.1 cm (28")
- HD type
- HD
- Display technology
- LED
- Screen shape
- Flat
- Native aspect ratio
- 16:9
- Screen format adjustments
- 4:3, 16:9
- Display brightness
- 200 cd/m²
- Response time
- 8 ms
- Contrast ratio (typical)
- 900:1
- Display number of colours
- 16.78 million colours
- Colour depth
- 8 bit
- Viewing angle, horizontal
- 178°
- Viewing angle, vertical
- 178°
- Display resolution
- 1366 x 768 pixels
- Display diagonal (metric)
- 70 cm
- Tuner type
- Analog & digital
- Analog signal format system
- NTSC
- Digital signal format system
- ATSC
- Smart TV
- No
- Internet TV
- No
- Number of speakers
- 2
- RMS rated power
- 10 W
- Wi-Fi
- No
- Ethernet LAN
- No
- Product colour
- Black
- VESA mounting
- Yes
- Panel mounting interface
- 100 x 100 mm
- On/off switch
- Yes
- Game mode
- Yes
- High Dynamic Range (HDR) supported
- No
- Audio Return Channel (ARC)
- Yes
- HDCP
- Yes
- PC in (D-Sub)
- No
- DVI port
- No
- USB 2.0 ports quantity
- 1
- Component video (YPbPr/YCbCr) in
- 1
- Composite video in
- 1
- Common interface (CI)
- No
- Common interface Plus (CI+)
- No
- HDMI ports quantity
- 1
Image evidence
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The displayed image comes from the exact, brand-authorized Open Icecat product record.
SOURCE ID 37638268 · source-verified
Source ledger
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Source & license
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Product records and images in this Home Theater catalog originate from Open Icecat and their respective copyright holders. The Open Icecat-derived catalog remains available at no charge under the Open Content License v1.4.
Modified by ProductFindr on 2026-08-08: source fields were normalized, deterministic summaries were assembled from recorded specifications, and source images were resized to a maximum of 1,200 pixels and converted to WebP. No generative model creates these product facts. Open Icecat content is provided as is, without warranty. ProductFindr's interface and independent room guidance are separate original work.