Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enjoy Extended Returns thru Feb 1, 2017!
You have until Feb 1, 2017 to return or exchange items purchased between Nov 1, 2016 and Jan 1, 2017. All other standard return policy conditions apply.
Enter new zip code to refresh estimated delivery time.
The Crown CM-311A/SH is the industry standard headworn electret condenser microphone. The CM-311A/SH utilizes Crown's unique Differoid technology, effectively isolating desired vocals from unwanted background noise.
Differoid Noise Canceling Technology
Differoid noise canceling rejects ambient signal at a distance, improving signal-to-noise ratio.
Electronically controlled bass roll-off
48-Volt phantom powered or 9-volt battery
Lightweight Headset Design
Behind-the-ear design is completely lightweight, adjustable, and will conform to any size head.