m5stackM5Stack
PDM MEMS Microphone Unit (SPM1423)
Manufacturer part no. U089
$3.50≈ 3.13 €
Price summary
Listed by m5stack at €3.13. Delivered to France, including shipping, VAT and any customs duty, it comes to about €21.76. Prices last checked on 2026-11-02.
Delivered cost is an estimate for a single item shipped to mainland France; the seller's checkout is authoritative.
In stock
Estimated landed cost
| Item | €3.13 |
|---|---|
| Shipping | €15.00 |
| VAT (20%) | €3.63 |
| Total delivered | €21.76 |
Estimate for a single item delivered to mainland France, shipped from outside the EU: customs duty and clearance fees may apply and are charged by the carrier.
Also available second-hand on eBay
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Imported from outside the EU — duties and VAT included in the delivered cost; customs formalities and delays are not
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Used · sold by ash-s_tcg_world · ships from JP
Imported from outside the EU — duties and VAT included in the delivered cost; customs formalities and delays are not
Visit ↗€1.10
billed $1.23
€21.14 delivered
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Used · sold by carroll_japanese_tcg · ships from JP
Imported from outside the EU — duties and VAT included in the delivered cost; customs formalities and delays are not
Visit ↗€1.23
billed $1.37
€23.02 delivered
Third-party listings on eBay, matched to this product by its part number or title. Robotitem neither sells nor warrants these items: condition, stock and lead times are the seller's, and a listing disappears once sold. Delivered cost includes the seller's actual shipping.
Price history
2 price/stock records since 8/19/2026
Specifications (automatically extracted)
Mechanical
| Weight | 10 g |
Description
Description Unit Mini PDM is a digital MEMS silicon microphone based on PDM (Pulse Density Modulation) signals. It features high signal-to-noise ratio, high sensitivity, low power consumption, strong RF interference immunity, and smooth frequency response. The microphone automatically switches states (power-off / active / sleep) according to the clock frequency, making it suitable for audio data acquisition in wearable devices and smart digital devices. Features PDM signal output (CLK/DAT) High sensitivity and high signal-to-noise ratio Low power consumption Strong RF interference immunity LEGO-compatible Includes 1 x Unit Mini PDM 1 x HY2.0-4P Grove Cable (5cm) Applications Spectrum analyzer Audio recording Sound level meter Specifications Specification Parameter Digital Mic SPM1423 Sensitivity 94dB SPL@1KHz Typical: -22dBFS SNR 94dB SPL@1KHz, A-weighted Typical: 61.4dB THD 100dB SPL@1KHz Typical: 1% Operating Current 600µA Enclosure Material Plastic (PC) Product Size 24.0 x 24.0 x 13.0mm Product Weight 4.0g Package Size 138.0 x 93.0 x 7.0mm Gross Weight 8.0g Learn and Documents → DOCUMENTS
