The TOM-1537L-HD-R is an omni-directional electret condenser microphone designed for extreme fidelity in a very small package. It features a sensitivity of -37 dB and a high signal-to-noise ratio of 68 dB, ensuring clear audio reproduction. Housed in a miniature package measuring just 4mm in diameter and 1.5mm in height, it operates over a wide voltage range of 1 to 10 VDC. This microphone provides a true 20 Hz to 20,000 Hz frequency response and can handle a maximum SPL input of 110 dB. As part of PUI Audio's HD Series, it incorporates premium-grade FETs and GSM buzz-blocking capacitors, making it an ideal upgrade for applications requiring high-quality audio in space-constrained designs.