The Panasonic DECT 6.0 Plus Expandable Cordless Phone, KX-TG6512B, comes with two handsets and features DECT Plus technology for high-quality sound and outstanding range. You can use the caller ID function in this Panasonic KX-TG6512b Cordless Phone w/2 Handset to monitor who is calling. The speakerphone function enables you to talk hands free. You can store up to 50 contacts in the Panasonic DECT 6.0 Plus Cordless Phone, making it easy to call people you talk with frequently. This phone can be mounted to the wall to save desk space in the office and counter space in the home. The Panasonic DECT 6.0 Plus Expandable Cordless Phone, KX-TG6512B, also features voice mail.