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TV backlight · 16.4ft · 65–85in screens

Daymeet TV LED Backlight

A long RGB strip for the big screens, powered from the TV's own USB port, steered from the duoCo Strip app and a remote, and listening to the room through a built-in mic.

  • Length16.4ft (5m)
  • Fits65–85in TVs
  • PowerUSB 5V, about 5W
  • AppduoCo Strip (Dreamcolor sets: duoCo StripX)
  • ControlApp, remote, 3-button inline box
  • MusicBuilt-in microphone
Lights up
  • Big living-room TVs from 65 to 85 inches
  • A glow that switches on and off with the TV's USB port
  • Film nights that want one calm colour, parties that want the mic
Pass on it for
  • Screens under 60 inches: the 9.8ft or 13.1ft Daymeet fits better
  • Colour that copies the picture on screen
  • Bathrooms or damp rooms: the strip has no water rating
See the glow
Lengths & sets

Six Daymeet strips, three lengths

An 85-inch screen floating on Daymeet colour

Daymeet's 16.4ft backlight is cut for the big panels, 65 to 85 inches, where a dark wall behind the TV starts to feel like a hole in the room. Stick the strip around the back, plug its USB lead into the set, and the wall picks up a soft halo in any of 16 million colours. The picture seems to hover. Your eyes also get a gentler step between a bright screen and a dark room, which is exactly why bias lighting exists.

The kit is one run of RGB LED strip, 150 LEDs over 5m, with a small control box near the plug. It draws from USB at 5V and is rated at 5W, so a spare port on the TV normally carries it. On many sets the USB ports lose power when the TV goes to standby, and the glow bows out with the picture.

Three ways to steer it come in the box:

  • duoCo Strip app over Bluetooth: colour wheel, brightness, 21+ moving modes, music and mic modes, a timer.
  • Remote: quick colours and on/off from the sofa, no phone needed.
  • 3-button box on the cable: power, mode and colour when the remote has vanished into the cushions.

In a phone's Bluetooth list, controllers of this kind often show up under a generic name such as ELK-BLEDOM rather than Daymeet. That name belongs to the light controller, not to a speaker, and the connection happens inside the app instead of the phone's Bluetooth settings. The pairing help for both phone systems takes care of the first connection, including what to do when the app sees nothing.

Out of the box the strip is ready to stick: no soldering, no cutting, no separate adapter. The only decision before peeling the backing is where the control box should hang.

Light specs

Every wire and watt

SpecValue
ModelXR-CAQCX5M03
Strip length16.4ft (5m)
Screen fit65–85in TVs
Light typeRGB LED strip, one colour at a time
Colours16 million
Dynamic modes21+
LED count150
Power supplyUSB, 5V
Rated power5W
ConnectivityBluetooth
AppduoCo Strip
Other controlsRemote and 3-button box on the USB cable
Sound reactionBuilt-in microphone, mic mode in the app
TimerYes, set in the app
MountingSelf-adhesive backing
MaterialsPlastic, rubber
Water resistanceNot water resistant, indoor use
Sister sets9.8ft and 13.1ft RGB; 9.84ft, 13.1ft and 16.4ft Dreamcolor

Calm solid RGB or a Daymeet Dreamcolor chase

Daymeet builds this backlight in two flavours, and they part ways as soon as a mode starts moving. The RGB sets, including the 16.4ft lead model, paint the whole strip one colour at a time. The Dreamcolor sets carry IC chips, so several colours travel along the strip at once and patterns can chase around the frame. Those pair with the duoCo StripX app instead of duoCo Strip.

LengthRGB, one colourDreamcolor, many colours
9.8ft / 9.84ft32–43in TVs32–43in TVs
13.1ft40–65in TVs45–60in TVs
16.4ft65–85in TVs65–85in TVs

Choose RGB when the glow should sit still and set a tone. A single amber for a slow drama, a deep blue for late sport, a pale violet for a rainy Sunday. The app has fewer menus, so getting to one colour takes a couple of taps.

Choose Dreamcolor when the TV wall doubles as a party wall:

  • rainbow waves that roll around the screen edge
  • chases that seem to spin light outward from the panel
  • music modes where different stretches of strip answer the beat differently

Both flavours share the built-in mic, the 3-button box and the sticky backing. Neither reads the picture: colour follows the sound in the room or your choice, never the image. At 16.4ft both run on USB power, and the Dreamcolor 16.4ft set is also rated at 5W.

The Lotus Lantern and duoCo app modes are laid out side by side, including timers and DIY colour steps, for anyone comparing the two apps before choosing.

Among its siblings

Where it glows in the lineup

ELK-BLEDOM light models by kind, September 2026. Highlighted: Daymeet TV LED Backlight.

Wrapping 16.4ft round a 65–85in back panel

A 65-inch 16:9 panel measures roughly 57 by 32 inches, a perimeter near 15ft. An 85-inch set runs close to 74 by 42 inches, about 19ft around the edge. The 16.4ft strip lands between the two, so on a 65 it wraps the back with a little spare, and on an 85 it sits a few inches in from the rim. The inset does no harm: the halo spreads across the wall either way.

  1. Dust the back of the TV and wipe it dry. The tape wants a clean, flat, dry surface.
  2. Start beside the USB port so the control box hangs close to the plug.
  3. Lay the strip a couple of inches in from the edge and work around the frame.
  4. At each corner, fold the strip softly between LEDs instead of creasing it over one.
  5. Press along the whole run for a few seconds so the adhesive grips.

Wall-mounted TVs give the strongest effect, since the wall is close and evenly lit. A TV on a stand, set further forward, throws a wider but fainter wash. A pale wall helps more than any brightness setting; dark or busy wallpaper swallows much of the colour.

USB power decides the rhythm. Plug into the TV's own USB port and the glow follows the set on and off. If your TV keeps USB live in standby, or you want the lights on without the screen, a small 5V wall adapter works and the app timer takes over switching.

Keep the strip away from the vents on the TV back, where warm air can soften the adhesive over time. It carries no water rating, so a steamy bathroom TV or a covered patio screen needs a sealed outdoor strip instead.

A 60-inch TV sits right on the boundary. The 13.1ft RGB set covers 40–65in and avoids a loose tail, so measure the diagonal before settling on the long one.

Other moods

Three more ways to glow

Smaller bedroom TV1 MATICOD Bluetooth TV Backlight
MATICOD Bluetooth TV Backlight
MATICOD's 9.84ft backlight fits 32–43in screens and runs on the same duoCo Strip app.
  • Runs on the duoCo Strip app
  • 9.84ft · 32–43in TVs
  • Pulses to music from its own mic
See the glow
45–75in living-room TV2 MORIACC TV LED Backlight
MORIACC TV LED Backlight
MORIACC's 16.4ft RGB strip targets mid-size big screens with music sync and a remote.
  • Runs on the duoCo Strip app
  • 16.4ft · 45–75in TVs
  • Pulses to music from its own mic
See the glow
Multi-colour on a 50–55in set3 Daymeet RGBIC TV Backlight
Daymeet RGBIC TV Backlight
Daymeet's own 13.1ft RGBIC backlight runs several colours at once for 50–55in TVs.
  • Runs on the duoCo StripX app
  • 13.1ft · 50–55in TVs
  • Pulses to music from its own mic
See the glow

Film night, game night, then the Daymeet mic takes the party

The built-in microphone listens to the room, not the TV's audio signal. Music mode reacts to whatever is loudest: a soundbar, a party playlist, a crowd shouting at a match. For a film most people park the strip on one colour and let the mic rest; for a party, mic mode turns the TV wall into a light show with no extra gear.

A few moods that suit a strip this long:

  • Late film: dim warm white-ish amber at low brightness, timer set to switch off after the credits.
  • Big match: your team's colour, mic mode on for goals.
  • Console session: a cool blue or purple that keeps the room dark but the walls visible.
  • House party: Dreamcolor chase or RGB jump mode at full brightness.

Around the Daymeet sit other screen glows with different targets. MATICOD's 9.84ft kit suits 32–43in TVs, the smaller bedroom screens. MORIACC covers 45–75in with 16.4ft of RGB, a slightly smaller range than Daymeet's. DTQJ's 21ft RGB strip stretches from 32 up to 85 inches with a 24-key remote.

Check four things before ordering:

  1. Your TV's diagonal, then the matching Daymeet length.
  2. RGB or Dreamcolor, judged by the mood you want most evenings.
  3. A free USB port on the back panel, or a 5V adapter nearby.
  4. A smooth back surface the tape can hold.

The Daymeet will not copy on-screen colours, carries no camera and is not rated for damp rooms. Within those limits it asks for nothing but a big TV and five minutes. The rest of the ELK-BLEDOM light family covers neon rope, room strips and car kits when the glow spreads beyond the screen.

Glow questions

Hook-up questions

Will the Daymeet 16.4ft strip fit a 55-inch TV?

It is sized for 65–85in screens. On a 55in set the 13.1ft Daymeet, made for 40–65in TVs, fits without a leftover tail.

Does the Daymeet backlight change colour with the picture?

No. It follows the app, the remote or the room's sound through its built-in microphone. It has no camera or HDMI link to the image.

Which app runs the Daymeet TV backlight?

The RGB sets use duoCo Strip. The Dreamcolor sets, which show several colours at once, use duoCo StripX.

Can I power it without the TV's USB port?

Yes. Any 5V USB wall adapter works, and the app timer can then switch it on and off at set times.