Ditch the landline, and go VoIP with the Cisco SPA514G. Easy To Operate, Power over Ethernet, Built-In Network Switch. Works with any SIP-supported PBX.
VIA Connect by Kramer offers easy collaborative system for you, your employees, and your guests to connect to. The Connect GO allows two users and the Connect PRO allows four users to be presenting at the same time. The VIA Present app runs on Windows & Mac. They offer a Chrome extension for ChromeOS, and supports Apple AirPlay for iOS devices.
Kramer VIA-CONNECT-PRO Wireless Presentation & Solution w/7-Yr Warranty