30 Dss Expansion Module For C60 And C62

30 Dss Expansion Module For C60 And C62 30 Programmable Keys Each With A Dualcolor Led Daisychain 5 Modules For 150 Programmable Keys Dual Color (red Or Green) Leds For Line Status Information Supports Busy Lamp Field (blf) Presence Programmable For Speed Dialing Call Pickup Intercom Hold Transfer Voicemail Forward Dnde Expansion Module (<2) Is Powered By The Host Phone Brand: Cortelco