Model Number: UC540W-FXO-K9
UC 500 Series Model 540 with 8 User Licenses for UC and Integrated Messaging; 4 FXO ports; 8 POE 10/100 ports; Integrated Wireless and 1 VIC slot. Upgradeable to 32 Max Users. Works with existing desktop productivity applications and customer relationship management programs. Part of the Cisco Small Business Pro Series suite of components that work together all the time; every time.