Past about 40 listeners in an indoor room, or outdoors as a rule regardless of size, you need a microphone, or the back rows will lose every other word. Below that, your own voice usually carries fine, as long as the room isn’t extremely echoey or noisy. A simple test beforehand: say a sentence at normal speaking volume from where you’ll actually be standing, while someone in the back row listens. If that person has to ask you to repeat it, you need amplification, no matter how small the room looks. The tech itself isn’t a side issue: a crackling mic, a projector that won’t turn on, or feedback mid-sentence costs more focus than any case of stage fright. The good news: most of these problems can be ruled out ahead of time with a few simple moves, instead of improvising them live.
Handheld mic and headset: grip and choice
Hold a handheld mic about a fist’s width from your mouth, straight on, not angled off to the side. Let the distance drift while you’re speaking, and the volume gets uneven for the audience, louder and softer in turns, without you noticing. Speak into the capsule, not past it, and don’t let the mic drop just because your mind wandered. One reliable trick: hold the mic angled slightly in front of your chest instead of your stomach, and your arm won’t tire and drop nearly as fast. A headset mic solves this exact problem, because the distance to your mouth stays constant no matter how you move or turn your head; it pays off for speeches with a lot of movement or gesturing, like a presentation with walking to the screen. A lavalier mic clipped to your lapel is the most discreet option for formal occasions, but it has a downside: turn your head to the side, and the volume audibly shifts, because the distance to the capsule grows. Clip a lavalier mic about a hand’s width below your chin instead of right at the collar, or fabric will rub against it with every movement and produce a scratching sound that comes through the speakers louder than any word you say.
Feedback: what to do when it squeals
Squealing feedback happens when the speaker’s sound loops back into the mic and builds on itself. The fastest instinct helps the least: don’t turn the mic away from yourself or cup it in your hand, that often makes the problem worse. Instead, take a step away from the speaker if you can see where it is, and signal the volume briefly, say with a glance toward the sound booth. With a lavalier mic, it helps to increase the distance from a nearby speaker, if needed by stepping to the side. And if it does squeal: pause briefly instead of talking louder over it. A technician in the room usually fixes it within seconds once they see you’re not the cause. The most reliable prevention: stand exactly where you’ll actually be speaking during the soundcheck, and have someone set the volume from there, not from wherever the mixing board happens to be.
Room size and audience count: the rules of thumb
Up to about 30 to 40 people in a normally insulated room, say a living room or a small hall, your own voice carries, as long as you speak deliberately louder and slower than in conversation. Past 40 people, or in a room with high ceilings and hard surfaces like stone or glass, a mic becomes necessary, because the echo swallows syllables otherwise. Outdoors, a different rule applies: there are no walls to bounce sound back, so you’ll almost always need amplification outside, even for a modest twenty listeners, the moment wind or street noise gets added into the mix. Stand with your back to the wind direction too, not facing into it: headwind carries your voice back toward you instead of out to the audience. At a product launch presentation with a corporate audience, the rule is usually simple: the moment a room has rows of chairs instead of tables, plan on a mic, even if the room looks small. In a clubhouse with maybe 25 people present, your own voice is often enough, as long as the room isn’t open on one side, say through a pass-through to the kitchen that swallows the sound.
The soundcheck minimum: three sentences at real volume
A soundcheck is the only reliable way to know how you sound before the audience does, not an extra step reserved for professionals. The minimum: three sentences, at the volume you’ll actually use with the audience, not a test whisper. One sentence to check the baseline volume, one sentence covering the lowest and highest range of your voice, one sentence with a deliberate pause, to hear whether background noise comes through. Speak from the spot where you’ll actually be standing, not right at the mic stand, because plenty of speakers step back a pace during the speech and only then notice the volume drops off. At an annual general meeting with multiple speakers taking turns, the soundcheck pays off especially, because every voice carries differently into the room and the previous speaker’s setting rarely fits.
Light, glare, and projector traps
Spotlights aimed straight at your face can blind you badly enough that you can’t see the audience anymore and automatically look down, right at the moment when eye contact matters most. Stand on the actual spot before the event and look into the light to test it, before the room fills up; often a spotlight’s angle can still be adjusted. Presentations with a projector carry a different trap: the laptop screen often shows a different aspect ratio than the screen, and notes in presenter mode disappear the moment the second display isn’t detected correctly. Test the connection at least fifteen minutes ahead, with the actual presentation file, not just the start screen. Bring the right adapter cable too, HDMI and a common USB-C adapter, since the adapter sitting in the venue tends to fit every laptop except your own.
Plan B: the speech without any tech at all
Tech fails. That’s not the exception, it’s the baseline case to expect. Keep a version in your head for the handheld mic, the projector, and the music that works even without them: the speech a bit shorter and carried by more of your own voice, the presentation as a short spoken summary with no slides, the music simply dropped if it has to be. Think through this Plan B ahead of time, and an actual failure won’t send you into a panic, you’ll just switch versions. At an event hosting script with several program segments, this matters especially, because a tech failure there often hits several segments back to back, not just your own.
From a finished text to a confident delivery
Tech mishaps can be planned for; the text itself shouldn’t make things harder on top of that. eloqole writes you a draft that carries even without a mic or a projector, because it’s built from clear, short sentences instead of nested constructions that get lost in bad acoustics. In the built-in teleprompter, you can rehearse that exact text out loud at the volume you’ll actually use, not just quietly at a desk, and catch ahead of time which passages come out too quiet or too fast in a real room. More on preparation overall is in the guide on overcoming stage fright.