Keep the two lines separate or bring them together for multi-party conferencing. Each line features its own voicemail box & distinct ringtone, making it easy for you to balance your workload & keep your roles compartmentalized. Featuring ample storage space for contacts (up to 100), speed dials & voice messages, the ML17928 is an excellent choice for the busiest offices & the hardest working professionals. Clearspeak functionality provides hands-free control, enabling multi-tasking during calls. Built-in noise-and interference-reduction technology minimizes background noise during speakerphone operation & ensures crystal clear reception while providing full compatibility with most telecoil-equipped hearing aids. Bright, 2.75" monochrome LCD with large-font characters boldly & clearly displays caller information as well as call-waiting & line statuses. Answering System: Digital; Lines: 2; Telephone Type: Corded; Caller ID / Type: Base.