Smart light bars behind a TV or monitor can cost as much as a new game. The Ledagic IC+RGBW Light Bars offer the same basic idea, colorful segmented light that pulses with your music, movies and games, in an inexpensive USB-powered two-pack. They have a 4.4-star average from about 400 buyers, with especially good marks for value.

Who it's for

Budget gaming setups that want ambient light on both sides of the monitor or TV.
TV backlighting to reduce eye strain and add atmosphere during movies.
Shelves, cabinets and display cases that need colorful accent lighting.
People who want app control without a smart-home ecosystem.

What we liked

Two bars in the box. Place one on each side of your screen for a balanced, symmetrical glow.
Music sync without a hub. A built-in mic reacts to music, movies and game audio, so the lights pulse with the sound.
64+ chasing effects. IC ("addressable") LEDs let different segments show different colors at once, for flowing rainbow and chase effects.
Dedicated white light. RGBW means true white, not a bluish mix of RGB. It's useful for bright light when you need to see your desk.
Three ways to control it: the LotusLamp X app, a 24-button remote and an inline button on the cable.
USB powered. Plug into a TV, monitor, PC or power bank. When powered from a TV, the lights switch on and off with it.
Timer / light alarm. Schedule them to fade on in the morning or off at night. Buyers also like that they remember the last setting.

What could be better

Not super bright. Several buyers note they're better as ambient mood lighting than as a room light.
No Alexa/Google integration. Control is through the app, remote or button. For voice control, you'll need a pricier smart bar like Govee's.
Mic-based sync, not screen sync. Lights react to sound, not the colors on screen.
Generic app. LotusLamp X works but isn't as polished as big-brand apps.

Key specs, explained

IC + RGB + W: IC chips allow multicolor segments; the separate white channel gives clean white light.
1%–100% dimming: fine control from a faint glow to full brightness.
60-inch cord: enough to reach a TV's USB port from either side.
12.8 inches tall: sized for monitors and mid-size TVs.

Setup tips

Angle them toward the wall, not at your eyes. Bounced light looks better and reduces glare.
Power from the TV's USB port so the bars turn on and off automatically with the TV.
Use white mode at low brightness behind a monitor during long sessions. It's easier on your eyes in a dark room.
Turn up mic sensitivity in the app if the lights barely react to quiet audio.
Set a timer so they don't stay on all night.

How it compares

Light bars are a fast way to make a gaming room or TV area feel more immersive. The choice usually comes down to brand-name smart bars or budget alternatives, and this Ledagic set is one of the strongest budget options.

Versus the Govee Smart Light Bar: Govee adds Matter, Alexa and Google support, tunable warm/cool white and a more polished app with AI effects. Ledagic costs less, includes a remote and runs from any USB port.
Versus plain RGB strips: strips stick behind a TV but aren't movable. Bars stand anywhere and can be repositioned in seconds.
Combines well with the HODANS Aurora Projector for ceiling ambiance and the BladeHawks RGB Mouse Pad at desk level.

If you don't have a smart home and don't care about voice control, Ledagic's remote-plus-app setup is actually simpler. You won't need to create accounts or link services. It's a great first step into ambient lighting.

Frequently asked questions

Q: How many light bars are included? Two.

Q: Do they work with Alexa or Google Home? No, control is through the app, remote and inline button.

Q: Can they sync with music? Yes, via a built-in microphone.

Q: What powers them? Any USB port, such as a TV, monitor, PC, charger or power bank.

Should you buy it?

If you want colorful, music-reactive light bars for your gaming desk or TV without paying smart-home prices, this Ledagic two-pack is a great value. They aren't the brightest bars and don't work with voice assistants, but for ambient atmosphere on a budget they do exactly what they promise.

Buy on Amazon

Ledagic RGBW LED Light Bars Review: Budget Music-Sync Lights for TV and Gaming

Key specs