Point Source Audio CO-3-KIT-SH-BL Co-3 Earset Microphone Kit With TA-4 Connector For Shure Wireless Transmitters (Black)This black CO 3 Kit from Point Source Audio is an entry level headset microphone with a TA 4 connector for Shure wireless transmitters. It is designed for speech reinforcement in presentations, church liturgy, lecturing, and other applications where the speaker requires a hands free microphone solution. The kit features an omnidirectional microphone in a low profile headset that is worn on the left ear. A reversible dual ear mic clip is included that