This is a commercial grade wall-mounted red phone with ringer can only receivve calls.
▶ Works on any analog phone line (PSTN, VOIP) that is FSK or DTMF compatible
▶ telephone line powered
▶ Comes with wallplate for easy installation
▶ Weight: 3.5 lbs
▶ Easy to install and program
▶ Emergency phones
▶ Medical Alert phones
▶ Emergency elevators
▶ Courtesy phones in airports, airlines, hotel lobbies, car rentals, etc.