T26PN is a professional IP phone with contemporary design accompanies advanced HD voice quality & the leading Texas Instruments TI Titan chipset, with broad compatibility with popular 3rd party Vo IP products. Dual 10/100 ethernet ports 3 User accounts & 3 Line Keys 13 programmable keys with LED indication Busy Lamp Field (BLF) Shared Bridged Appearance (BLA) Expansion Module Support Headset port Handsfree