Easy to set up. Plug the Motorola base station into any phone jack and wirelessly connect desk phones and handsets. You can wirelessly expand up to 10 , phones and it supports up to up to four phone lines. Also features full duplex speakerphone along with six-way conferencing. The phone system bundle also features auto attendant/digital receptionist, caller ID/call waiting, call transfer, 99 name and number phonebook with 99 name and number caller ID history. Includes a digital answering system up to 200 minutes of record. Has intercom and do not disturb features. There is a distinctive ring for each line including ring volume control, handset volume control and speakerphone volume control. It's hearing aid compatible. Includes visual ringer and mute capability. Additionally caller ID features automatic date and time set, caller ID memory, caller ID review and delete and dial back function. The answering/messaging features include 10 # of message mailboxes and also an answering system status indicator with call screening and message power failure protection. Another important feature is remote message retrieval. Base station with 2 cordless handsets. Answering System: Digital; Lines: 4; Telephone Type: Corded; Caller ID/Type: Base Display; Handset Display.