Description: Dual "open ear" style speaker/ear shells with throat microphone.

Style: Throat mic with ear piece/speakers

Microphone: C-AT accelerometer

Features: Fully compatible with all SCBA and respiratory protection. Ambient sounds not suppressed. Microphone blocks background noises. Stable without tightness or pressure.

TM-A/IS is certified intrinsically safe Class 1, Division 1, Group A/B/C/D by Factory Mutual Research Corp