Component of SynJ cordless business phone system, cordless extension deskset supports 4 lines and up to 11 users and is compatible with AT&T SB67118 and SB67138. Built-in DECT 6.0 technology is a frequency band that transmits your voice across multiple channels. This technology provides superior voice and sound quality, high protection against wiretapping and better range than 2.4GHz and 5.8GHz phone systems, while not interfering with wireless routers. Improve customer service with voice mail on every extension. Use the intercom feature for conversations between handsets or between the handset and the telephone base. The Push-to-Talk intercom feature connects you with the other handsets or the base instantly. Cordless phone also features 10 intercom number locations, 10 speed dial numbers, 100-name/number private phonebook directory, digital answering system, hands-free speakerphone, three-party call conferencing, 50-name/number Caller ID/Call Waiting, blue backlit keypad and display.

Corded, digital answering system features an extra-large tilt display for easy viewing, speakerphone, audio assist, extra-large buttons, an extra-loud ringer, visual ringer indication and Caller ID/Call Waiting. Speakerphone allows you to speak and listen without holding the handset. This leaves your hands free to do other things and lets more people participate in the conversation. Audio Assist temporarily increases overall volume and enhances sound frequencies that make speech easier to understand. Corded phone also offers a 25-name/number phonebook directory; 50-name/number Caller ID history; 10-number speed dial; equalizer; redial; flash; mute; English/Spanish/French setup menu; 25-minute digital recording time; Call Screening/Intercept; Remote Access with Toll Saver; time/day stamp; audible message alert; Message Guard Memory for power failures; and memo recording.

Cordless phone with answering machine features DECT 6.0 digital technology sound quality and security, Call Waiting/Caller ID, two extra slim handsets requiring only one phone jack, and handset speakerphone. Digital recording answering machine offers 15 minutes of recording time, audible time and date messages on record messages, backlit message counter and remote message retrieval so you can call from anywhere to get your messages. Easily store and dial frequently called numbers using the 50 name/number phone memory. Conference an outside call between handsets. Wi-Fi-friendly cordless phone also has call transfer, Caller ID log, blue backlit LCD and keypad, mute, last number redial, intercom, page/handset locator and selectable ring tones. Trilingual prompts include English, French and Spanish. Desk or wall mountable. Energy Star qualified.

Phone system features 10 one-touch dialer stations to instantly call your frequently dialed telephone numbers with just a single push of a button. Its wall-mountable design can be hung in a convenient location to free up desk or counter space. Extra-long 15.6" cord allows you to speak comfortably without limiting your mobility during conversations. Or, use the speakerphone for hands-free use when you're shuffling through papers or taking notes. Phone system also includes a programmable flash time setting, LED ringer indicator, Caller ID, dial lock and redial.