OKY3151-2

Buzzer Shield V1.0.0 for D1 mini

Product Description

  • 100% brand new and high quality.
  • Specifications:
    Frequency: 1kHz-3kHz
    4 optional control pins (Default: D5)
    Size: 2.8×2.5cm/1.1×0.98inch
    Quantity: 1 Pc

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