Addasound Crystal 2701 Monaural QD Headset Yealink Conference Phones Volume Up/Down

Volume Up/Down

Simultaneously connects to two devices at the same time

Item #: SM135=PTT

Flat no-tangle cable

Addasound Crystal 2701 Monaural QD Headset Yealink Conference Phones Volume Up/DownNoise canceling microphone filters out background noise for accurate audio performance Wideband audio processing ensures natural sound transmission Protein ear cushions make sure best comfort for durable uses Adjustable headband, ear cap and microphone specifically to meet different wearing habits Lightweight design minimizes the burden of all day wearing Plantronics QD compatible headset Does NOT come with bottom cord, that is a separate purchase