ISOtunes LINK Boom Microphone Large It was developed in-house more

It was developed in-house more than 20 years ago

it will not cause itching or irritation while you work

Features proprietary 3M™ Pressure Diffusion Temple Technology

Aluminum waterproof carrying case for Vibes Hi-Fidelity Earplugs

ISOtunes LINK Boom Microphone Large It was developed in-house moreISOtunes Boom Microphone is a noise reducing microphone attachment for clearer calls in loud environments. The adjustable boom allows for a custom fit and comes with a replacement windscreen. Compatible with LINK 2. 0. LINK 2. 0 Helm Attach, LINK Aware, LINK Aware Helm Attach *Only compatible with the second generation of LINK Aware version IT 34B. This model has green on the headband and has a boom mic port under the right ear cup. **AAA Batteries