Vtech VT-VCS702 ErisStation Conference Phone with 2 Mics Additional Features: 2-year standard warranty Automatic gain control 2-line backlit display with date and time Wireless microphone battery low indicator; flashing LED Wireless microphone auto power off; when base powered off Connects to/supports one analog line; POTS interface 10 ring tones/melodies; 6 ring levels Eco mode (talk mode) 10 speed dial entries Redial/last number redial Pre-dialing with editing Mute indicator; red LED on base unit and wireless microphones 50 CID log entry (type 1 CID)1 50 name/number phone book entries Alpha phone book search Number saving from CID log to phonebook or speed dial Fast adaptive feedback control Comfort noise injection Enhanced noise reduction/ Dynamic noise reduction (DNR)