JVC LT-40EP4257 40-Inch 4K Roku Smart TV Bundle
- 40 inch screen, 3840 x 2160 4K resolution
- HDR10 and HLG supported, LED backlight
- 60 hertz refresh rate, 16:9 aspect ratio
- Roku TV built in, apps over Wi-Fi or Ethernet
- 3 HDMI ports with eARC, 2 USB ports, 1 optical audio out
- 200 x 200 mm VESA, table or wall mount
- Bundle adds 12 foot 4K HDMI cable, screen cleaner, streaming starter pack
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A small 4K Roku set that gets you streaming and leaves room to add a soundbar later. The bundle extras are useful, but the panel is a basic LED with no advanced backlight control.
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ASIN: B0GQKCMZ7TModel: LT-40EP4257Category: TVs
Overview
A frameless bezel wraps the panel edge to edge so the picture runs close to the border on a stand or a wall. Roku TV lives inside the set, pulling apps over Wi-Fi or a wired Ethernet line, and the HDMI ports carry audio back to a soundbar through eARC. The screen rests on a table stand out of the box and also takes a wall bracket.
Buyers who want a modest living room or bedroom screen with the Roku interface already aboard get exactly that here, plus a long HDMI cable and cleaning cloth in the box. HDR10 and HLG playback is accepted but the LED backlight is edge lit, so dark scenes stay grayish and highlights cannot reach the punch of a local dimming panel. Sound is the other limit: the built in speakers are basic, which is why the eARC port matters for anyone adding a bar.
Who it's for
Someone furnishing a bedroom, dorm or small den who wants a Roku interface without buying a separate streaming stick. The set suits casual viewing and console play at a modest size. A buyer chasing cinematic contrast or a large cinematic image should look at a different class of display.
Pros and cons
- Roku interface built into the set
- Three HDMI inputs, one with eARC
- HDR10 and HLG playback accepted
- Frameless bezel suits stand or wall
- Edge lit LED, no local dimming
- Refresh rate is basic for fast action
- Speakers are modest without a soundbar
- Stand and wall bracket not in the box
Performance notes
Picture quality here comes down to the edge lit LED panel and how it handles HDR10 and HLG content, which lifts highlights but cannot darken zones independently. The sixty hertz refresh holds motion steady for shows and casual games, though fast camera pans can smear. Streaming speed depends on your network, and the wired Ethernet port is the steadier path when Wi-Fi is crowded. Audio routes through eARC to a bar or receiver if you want dialogue to carry.
Specifications
| Brand | JVC |
|---|---|
| Model | LT-40EP4257 |
| Dimensions & fit | |
| Screen Size | 40 inches |
| Dimensions | 4 × 36 × 22 inches |
| Dimensions | 4 x 36 x 22 in |
| Compatibility & installation | |
| Connectivity | Bluetooth, Ethernet, HDMI, USB, Wi-Fi |
| Other details | |
| Resolution | 4K |
| Display Tech | LED |
| Refresh Rate | 60 Hz |
| Brand Tech | JVC |
| Smart Platform | Roku |
Frequently asked questions
How big is the JVC LT-40EP4257 screen and will it suit a small room?
The panel measures 40 inches diagonally in a 16:9 shape, and the set measures 4 inches deep, 36 inches wide and 22 inches high. That footprint suits a bedroom, dorm or den where a larger screen would crowd the wall.
What does the JVC bundle include besides the TV?
The box adds a 12 foot 4K HDMI cable, a screen cleaner, and the Streaming Essentials Starter Bundle with Galxy TV, Daily Burn and Brain.fm. A remote control is also listed as built in media for the set.
Does the JVC LT-40EP4257 work with a soundbar?
It carries Dolby Digital Plus and an HDMI port with eARC, plus an optical digital audio out and an earphone out. A soundbar or receiver connects over HDMI eARC or optical, and the included long HDMI cable can reach a cabinet.
What can I plug into the JVC LT-40EP4257?
Inputs cover 3 HDMI ports, 2 USB ports, Ethernet, composite video in and an RF tuner input. Streaming runs over Wi-Fi or the wired Ethernet port, and Bluetooth is also listed among the wireless options.