Bring a portable speakerphone to a remote workspace or conference room with the Calisto 3200 USB Type-A Speakerphone from Plantronics. Equipped with an attached USB Type-A cable, this full-duplex speakerphone boasts a 360° microphone, active background noise reduction, wideband audio support, digital sound processing (DSP), and one-touch calling, mute, and volume controls. Compatible with USB Type-A-equipped Mac and Windows PCs, the Calisto 3200 draws power from its USB cable and doesn't need a separate power cable. The speakerphone supports unified communications applications and softphones from Avaya, Cisco, IBM, Microsoft, and more.