Features: DTMF/FSK compatible desktop landline telephone with 16 digit LCD display for home, hotel, office, call center, etc. Supports flash, redial, pause, hands free, hold, back dial, anti-steal dialing functions. Simple two-line operation to hang off one line and pick up another line;you can hold the current line and talk to another line or hold two lines while conference conversation.And there are 16 kinds of ringing tone for Line1 and Line2 selection.If you want to adjust the ringtone,you need to connect the line cord. The phone has multiple functions,such as FSK/DTMF CallerID receiving and auto-detection with built-in P/T switch and pre-dail/flash/conference conversation function,set PABX code and local area code.(NOTE: CallerID function will work only after you have subscribed for the service in the local telecom company.) The corded telephone has LED indicator for missed call andring.When missed a new call,the indicator for missed call will be flashes.You can check,erase,call back or delete incoming/outgoing calls. Specifications: Item： Home Telephone Features: Two-line Operation/FSK/DTMF CallerID receiving/Auto-detection CallerID: Yes Number storage function: Yes LCD Screen: Yes Color：Black/White Size: Mixed SupportsMute, Flash, Redial, Pause, Hands Free, Hold, Back Dial, Anti-Steal Dialing Functions Package Includes: 1PC Telephone note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurm