Buy.com has the VTech i6790 5.8Ghz 4-Handset Cordless Phone w/Color Displays - Recertified for $45.99 with free shipping.
--5.8 GHz DSS (Digital Spread Spectrum) provides superior security, clarity, and range
--Four color handset system with headset input (2.5mm) speaker phone, and blue backlit keypad, that requires only 1 phone line to make calls