2-Wire Surveillance Microphone with Dual PTT button

Features: Professional 2-Wire Surveillance microphone with dual PTT button. Please choose one of these radio connectors when ordering: Sentry-M1: Motorola. Sentry-M2: Motorola Visar Series. Sentry-S1: Maxon. Sentry-S2: Maxon. Sentry-S3: Icom. Sentry-S6: Icom F11, F21, F43. Sentry-S8: Icom F30G, F31G, F40G, etc. Sentry-T1: TEKK. Sentry-Y1: Vertex. Sentry-Y4: Vertex.