The Specs

General
Range Cable Length|394 ft Wireless Distance
Headset Type Mono
URL http://www.plantronics.com
Warranty Information 2 Year Limited
Additional Specifications
Product Line Savi
Microphone Design Boom
Microphone Controls Mute
normalized-Weight 0.70
Weight 0.70 oz
Microphone Technology Noise Cancelling
Plating Not Applicable
Product Model W740-M
Brand Name Plantronics
Product Series 700
Earpiece Controls Volume
Wireless Operating Distance 393.7 ft
Quick Glance

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