CarANC is a small console-mounted box that cancels the tiring low-frequency drone in your cabin — engine hum, road rumble, the 40–200 Hz wall of noise that wears you out on the highway. It plays anti-noise through your car's own speakers. It never touches voices, horns, or sirens — it just removes the part of the noise that makes long drives exhausting.
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Low-frequency drone is the noise you stop noticing and never stop feeling. CarANC measures it 44,100 times a second and cancels it continuously — so a two-hour drive feels like a one-hour drive.
When the drone is gone, you stop turning the volume up to fight it. Bass, podcasts, and calls come through at lower, safer volumes — music and anti-noise share the same speakers.
It sits on your centre console. Plug the AUX cable in, pair your phone, turn the dial. Four microphones are built in; optional wired pods sharpen the quiet zone. Moving cars? Take it with you.
Three reference microphones pick up the drone as it builds — engine vibration, tyre rumble, the low hum that fills the cabin at speed.
A fourth microphone — the error mic — sits where the sound actually reaches you and reports how much drone is left, so the system corrects itself every few milliseconds.
The processor generates a mirror-image sound wave and plays it under your music. Where the two waves meet, they cancel — a quiet zone around the front of the cabin.
A built-in motion sensor freezes the filter when the car is stationary and wakes it when you move off — no hiss at traffic lights.
| Tier | What you get | Price |
|---|---|---|
| Base | CarANC console unit, AUX cables, powered from your car's 12V socket | US$149 |
| + Battery Base | Everything above, plus a snap-on base running on standard AA NiMH cells — for cars without a free 12V socket | US$199 |
| + Pod Pack | Everything in Base, plus two wired mic pods (headrest / footwell) that tighten the quiet zone | US$249 |
Early-bird quantities will be limited. Waitlist members get first access.
I'm an independent maker in Hong Kong. By day I run a specialty coffee shop; by night I ship apps and build hardware. CarANC exists because of my commute: elevated highways, concrete canyons, and an older car whose engine drone at 80 km/h could sand your patience down to nothing. Noise-cancelling headphones are illegal and dangerous behind the wheel, and factory road-noise cancellation only ships in cars costing more than my espresso machine, my car, and my flat deposit combined. So I built the middle path: a small box that does the one thing that matters — kill the drone — using your car's own speakers. My shoulders unclench somewhere around the third minute. I want you to have that too.
By design — and we consider this the most important feature. CarANC only targets steady low-frequency drone (roughly 40–200 Hz). Speech, horns, and sirens are higher-pitched and change too fast for anti-noise to physically catch — and we would not cancel them even if we could. You must be able to hear your passengers, emergency vehicles, and your own car.
No, and anyone who promises that is selling physics that doesn't exist. Expect a clearly audible reduction in the low drone band — the difference between "droning" and "calm" — strongest in the front of the cabin. Wind hiss and high-frequency tyre noise remain.
If your stereo has an AUX input, yes — that's the one requirement, because anti-noise must reach the speakers with near-zero delay. Older and simpler cars, which tend to drone the most, benefit the most. Bluetooth output is supported for music, but ANC automatically switches off in that mode — Bluetooth's delay makes real-time cancellation physically impossible, and we won't pretend otherwise.
Safety: a parked car in a Hong Kong summer passes 70 °C inside, exactly where lithium becomes a liability. Shipping: no lithium means no dangerous-goods paperwork, so we ship worldwide simply. Longevity: when the cells age, you replace them for a few dollars instead of binning the product. The standard Base tier skips batteries entirely and runs from your 12V socket.
The microphones feed a signal processor that computes anti-noise 44,100 times a second and immediately discards the audio. Nothing is recorded, nothing is stored, and the unit has no connection to the internet — the phone app talks to it over Bluetooth LE for settings and EQ only. Your cabin audio never leaves the box. See our privacy policy.
The Kickstarter campaign launches mid-November 2026, with fulfillment planned for Q1 2027. The V1 prototype is complete in September 2026 and the campaign will show it running in real cars — no renders-only promises.
Join the waitlist for the early-bird link before the public launch, plus a behind-the-build email every few weeks — real bench tests, real cabin measurements, no fluff.
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