The GMI9767P-2C52DB with Electret Condenser Microphone Through Hole RoHS manufactured by INGHAi is an audio input device. This component is a two-wire, surface-mount electret condenser microphone (ECM) with a direct connection through-hole for input. It has an omni-directional polar pattern and a sensitivity of -52 dB re. 1V/Pa. It is RoHS compliant, meaning it is free from hazardous materials such as lead, cadmium, hexavalent chromium, and polybrominated biphenyls & diphenyl ethers (PBDE & PBB). The component comes in a compact form factor, with a height of 2.6 mm and an overall size of 5.4 mm by 4 mm. It is designed for use in many audio applications, including telephone, mobile, security, and recording systems.