The T21 Series One-wire Surveillance Microphone is easy to conceal and the miniature earpiece leaves your hands free, and face unencumbered for personnel that must retain the ability to help, hear and speak directly to those not on the communication system. The Knowles microphone delivers superior communication transmittal. The Kevlar reinforced cable gives you durable strain relief and the microphone is attached with a 360-degree rotational clip.
WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov