The screen is a lyric sheet, not a stage

Point the TV at the people who will sing, not only at the sofa that watches movies. A shared karaoke screen fails when the only readable lyrics are on a coffee table laptop or a phone someone is holding. Sit in the back row before guests arrive. If you cannot read the first line, neither can the person who is already nervous.

Leave a gap in front of the glass. First-time singers drift toward the TV until they block the words for everyone else. A rug, a tape mark, or a coffee table between the singer and the screen is enough. You are not blocking a camera; you are keeping a lyric sheet visible.

Where the sound actually comes from

karaokemo does not invent speakers. The YouTube embed plays through whatever audio path that browser already uses: TV speakers, ARC to a soundbar, HDMI to an AVR, or laptop speakers if you cheated and started the screen on a computer. If movie night already sounds thin, karaoke will sound thinner, because people are now competing with the track.

Phone speakers will not fill a room. Do not start the karaoke screen on a phone and expect the living room to hear the instrumental. If the only “PA” is a Bluetooth speaker paired to a laptop, pair it before the first guest arrives and leave it paired. Re-pairing mid-song is how rooms go silent for two minutes while someone hunts for a PIN.

HDMI-CEC and ARC are useful when they already work for Netflix. They are hostile when the TV browser plays video on the panel and audio on the tiny TV speakers while the soundbar stays idle. Play a test clip and walk to the soundbar. If it is quiet, fix the TV’s audio output before anyone sings. That is a television setting, not a karaokemo toggle.

Mics you already own

A wired vocal mic into a small mixer, with the mixer’s output in the same speakers as the TV, is the honest upgrade. You then have two volumes to manage: track level on the karaoke screen, vocal level on the mixer. Keep the track under the voice. If people are shouting to hear themselves, the instrumental is too loud, not the singer too quiet.

Cheap Bluetooth karaoke mics that play their own backing track are a different product. They ignore the shared queue. If a guest brings one, they can use it as a microphone only — mute its internal music — or they can run a private sing in the kitchen. Mixing that toy’s backing track with karaokemo’s YouTube embed gives you two songs at once.

USB mics meant for streaming are usually too quiet in a living room unless they go through speakers. A headset mic is a podcast tool. For a party, you want something people can pass, with a cable long enough that they are not standing on the TV stand.

Feedback is a geometry problem

Feedback happens when a mic hears the speakers that are amplifying it. The usual karaoke version is a singer who walks up to the TV with a live mic while the soundbar is blasting the instrumental. Pull the singer off-axis. Lower the track a notch. Point the mic at the mouth, not at the screen. If you only have TV speakers and a hot mic, you may not be able to run both loud. Choose voice over volume.

Apartment nights have a second constraint: the neighbor. A shared screen does not need stadium level. If the room can hear the chorus and the singer can hear themselves, you are done. Bass-heavy YouTube uploads will rattle a cheap soundbar; skip those tracks rather than chasing EQ on a TV remote.

Two-mic nights

Duets work when both mics are in the same mix and both people can see the lyrics. They fail when one person has a mic and the other is shouting into the furniture. Put both names on the queue entry so the intro card is honest, then hand both mics before the “Up next” card finishes. Do not hunt for the second transmitter during the first verse.

If you only have one mic, say so. Group choruses do not need a microphone. A living-room shout-along is a valid turn. Pretending everyone will get a mic you do not own is how the queue stalls while people wait for gear.

Volume jobs that belong to the host

Guest remotes do not set TV volume. That is intentional. One person stands near the screen and rides the level when a quiet ballad follows a dance track, or when a YouTube ad inside an upload suddenly screams. You cannot duck ads in our player; you skip or wait. Riding the remote is part of hosting, same as skip.

Full-screen the player so you are not mixing karaoke with a browser chrome full of other tabs. Notifications on a laptop-as-screen will look like the song broke. Close chat apps on that machine. The party playbook covers who owns skip; this page is the reason they also own volume.

A working default for a living room

TV on the long wall. Singers two to three metres back, slightly off-axis so they do not eclipse the lyrics. Soundbar under the TV, not behind the couch. Wired or 2.4 GHz mics into a cheap mixer if you have them; otherwise the room sings into the air and the TV carries the track. Host within reach of skip. That layout survives a birthday. Fancy lighting can wait.

For the run-of-show around this layout, use the first-night checklist. If the picture is on the TV but the sound is not, start with Karaoke on a smart TV.