📱 Elevate Your Communication Game! Power-conserving ECO mode extends battery life. Modern silver and black finish complements any workspace. Enjoy hands-free conversations with the built-in speakerphone. Know who's calling with a 50-call storage capacity. Backlit keypad and display for easy use in low light. Backlit keypad for easy viewing Caller ID for 50 calls ECO mode for battery savings The VTech CS6509 Accessory Cordless Handset is a sleek, modern addition to your communication setup, designed to work seamlessly with the CS6519 or CS6529 series. It features a user-friendly backlit keypad, a powerful speakerphone for hands-free calls, and an ECO mode for optimal battery performance. With the ability to store up to 50 calls, you'll never miss an important connection.