Description
Noise is not a volume problem. It is an interruption problem. A train announcement, a keyboard six desks away, the low rumble of an air handler: none of it is loud, and all of it costs attention. The Quiet Signal treats that as an engineering brief rather than a marketing one, using adaptive cancellation that reads the room and adjusts rather than a fixed filter that assumes every room sounds the same.
The system cancels up to 46 decibels across the 20Hz to 2500Hz band, which is where speech, traffic and machinery actually live. Four modes cover the range from full immersion to a transparency setting that lets conversation through without removing the earbuds, with three levels inside each mode. Six microphones running an AI noise-reduction algorithm handle your side of calls. Inside, a 12mm bio-diaphragm driver carries LDAC at three times the detail of SBC, so hi-res audio survives the wireless hop on Android devices that support it.
The rest is the unglamorous work that separates a daily earbud from a travel accessory. Bluetooth 5.3 with multipoint holds two devices at once, so a laptop call does not require re-pairing. Latency sits at 80ms, low enough that lip sync holds on video and games. Each bud runs 7.5 hours and the case carries three more charges for 34 hours total. In-ear detection pauses playback when you take one out. The companion app exposes EQ and firmware, which is where a pair of earbuds stops being a sealed product and starts being yours.
Silence is not the absence of sound. It is the part of the day you get back.
What Makes It Different
- ✦Adaptive hybrid ANC rated to 46dB, with four modes and three intensity levels per mode.
- ✦12mm bio-diaphragm drivers with LDAC support for hi-res audio on Android.
- ✦Six microphones with AI-driven ENC for calls in genuinely noisy rooms.
- ✦Bluetooth 5.3 multipoint, holding two devices simultaneously without re-pairing.
- ✦80ms low-latency mode that keeps video and games in sync.
- ✦7.5 hours per charge, 34 hours total with the case, and USB-C charging.
- ✦In-ear detection that pauses playback the moment a bud leaves your ear.
Technical Specifications
- Noise cancellationAdaptive hybrid ANC, up to 46dB
- ANC frequency range20Hz to 2500Hz
- ANC modes4 modes, 3 levels each
- Driver12mm bio-diaphragm dynamic
- Codec supportLDAC, SBC
- Bluetooth5.3, multipoint dual device
- Microphones6 mics with AI ENC
- Battery7.5h buds, 34h total with case
- ChargingUSB-C via charging case, 350mAh
- Latency80ms low-latency mode
- App controlQCY app for EQ and firmware
- Water resistanceManufacturer rated for sweat and splashes
Where It Earns Its Place
This is the pair that lives in a bag rather than on a desk. It suits the open-plan worker who needs to disappear into a task without wearing over-ear cups all afternoon, the commuter who wants the rumble of a train removed rather than masked, and the gamer or video editor who needs 80ms latency instead of the half-second lag that makes wireless audio unusable for timing. The multipoint pairing is the quiet feature that matters most day to day: laptop in the morning, phone in the afternoon, no menu diving between them.
The EastSupplier Promise
Sourced directly from vetted manufacturing partners, inspected before dispatch, and priced without distributor layers. If the item arrives outside specification, we replace it or refund it. Every listing on this store is curated by a human buyer, not bulk-imported and abandoned.
Questions Buyers Actually Ask
Q: Does LDAC work with an iPhone?
No. LDAC is an Android codec, and iOS does not support it. On iPhone the earbuds fall back to a standard Bluetooth codec, and the cancellation, multipoint and call performance are unaffected.
Q: How long does the battery actually last?
Seven and a half hours per charge with ANC engaged, and the case carries three additional charges for 34 hours total. Heavier ANC use and higher volume reduce that figure.
Q: Can I take calls with both devices connected?
Yes. Multipoint keeps both devices connected and switches the audio source as calls arrive.
Q: Is the noise cancellation adjustable?
Yes. Four modes, each with three intensity levels, are selectable in the app or on the earbuds, including a transparency mode and a vocal-enhance setting for conversation.
Q: Are they waterproof?
They are rated by the manufacturer for sweat and splashes. They are not designed for swimming or submersion.
Q: How many microphones handle calls?
Six, with an AI noise-reduction algorithm that isolates the speaker's voice and suppresses background noise.
Customer Reviews
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