With diameters as compact as 3mm and depths as low as 1mm, Same Sky's diverse line of electret condenser microphones offers a range of configurations to meet a design’s needs. Same Sky's microphones are available with omnidirectional, unidirectional and noise cancelling directivity and offer terminal, pin and wire termination types. Sensitivities range from -54dB up to -24dB, while signal to noise ratios range from 56dBA up to 72dBA. Same Sky's electret condenser microphones also feature operating voltages of 1.5, 2, 3 and 4.5V_DC as well as operating frequencies up to 20,000Hz. Several waterproof microphones are also available with Ingress Protection (IP) ratings up to IP67 for use in high-moisture applications.