The Avaya B109 Conference Phone is a personal speakerphone. It’s is compact and portable and fits easily in your bag or briefcase, wherever you’re going. Despite its size the Avaya B109 Conference Phone delivers crystal-clear sound thanks to our unique Omnisound ® audio technology. The B109 Conference Phone can be used with Avaya Equinox and other conferencing applications on your mobile phone, tablet, or laptop.