APPLICATIONS / 06
Smart Home
RYD supplies buzzer (beeper), speaker and noise-tolerant ECM microphone unit for smart-home products including voice assistants, smart doorbells, security sensors, connected appliances and robotic cleaners, where chime and alert tones, voice interaction and presence detection must perform in everyday living spaces.
// MARKET BRIEF
Clear, pleasant tone reproduction suits chimes and notifications, while noise-tolerant microphone designs support voice capture in reverberant and noisy rooms; for kitchen, bathroom and outdoor-mounted products such as doorbells, sealed and splash-resistant options address moisture exposure, with ingress protection specified per project. Piezoelectric (PZT) ultrasonic elements support room presence and occupancy detection. For teams needing a clear-sounding chime buzzer or a noise-robust voice microphone for smart-home devices, RYD's designs target tone quality, noise rejection and moisture exposure, with exact output, sensitivity and rating confirmed per project; for requirements beyond the standard catalogue, share your target spec and RYD will confirm fit for custom or application-specific transducers.
// KEY TRAITS
- miniature footprint
- noise-tolerant voice capture
- clear chime and alert tones
- cost-effective at volume
- low power draw
- compact form factor
- long-life operation
- splash-resistant options
- ultrasonic presence detection
// SPECIFICATION SNAPSHOT
- ≈ −42 dB sensitivity, noise-tolerant for far-field voice
- doorbell / sensor speaker 1–3 W
- alert buzzer ≥80 dB @ 10 cm. Splash-resistant (IPx4-class) options typical
- exact sensitivity, power and sealing confirmed per project.
All figures typical, confirmed per project.
// FAQ
Are your speakers suitable for humid environments?
What makes your microphones good for voice devices?
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01
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FT-27S-31SW30
Ø27mm SUS304 Piezo Buzzer Disc 3.1kHz Lead Wire
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02
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FT-35B-32E
Ø35mm Brass Piezo Ceramic Buzzer Disc 3.2kHz
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03
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FT-45B-35E-230
Ø45mm Piezo Ceramic Buzzer Disc 3.5kHz 1000Ω
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04
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ACMQ9767BT
Φ9.7×6.7mm Multi-Sensitivity Omni ECM for Smart Doorbell Pro…
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05
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ACMQ9767BT-46
Φ9.7×6.7mm Ultra-Low-Power Omni ECM, <400μA for Battery Door…
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06
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ACNB6022CT1033-42
Φ6.0×2.2mm Noise-Cancelling Bidirectional ECM for Communicat…
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07
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AMQK4013CC1033-T
Φ4.0×1.3mm SMT Omni ECM, Cu Housing, Wide Temp for IoT Mass …
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08
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FT-12T-5.6A1
Ø12mm Mini Piezo Ceramic Buzzer Disc 5.6kHz 15nF
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09
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FT-15B-42TE
Ø15mm Thin Piezo Ceramic Buzzer Disc 4.2kHz 30V
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10
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FT-20B-71E
Ø20mm Brass Piezo Ceramic Buzzer Disc 7.1kHz 30V
