The Cisco CP-7937-MIC-KIT Microphone Kit is designed for use with the Cisco 7937 corded telephone. Made by Cisco in China, this microphone kit includes all the necessary components to enhance communication on the phone. The kit is specifically tailored to work seamlessly with the Cisco 7937 model, ensuring a reliable and high-quality audio experience for users. This product is ideal for businesses looking to improve their VOIP system with a trusted and reputable brand like Cisco.