Enhance your telecommunication setup with our Telecom Check Telephone Dedicated Check Line, designed to provide comprehensive call management and line diagnostics. This versatile tool is perfect for ensuring seamless communication and efficient line maintenance. Incoming and Outgoing Call Function: Manage your calls effortlessly with the ability to store up to 50 incoming call groups and 16 outgoing call groups. Keep track of your communication with detailed call time records, ensuring you never miss important information. Music Bells Selection: Personalize your call alerts with 16 different music bell options. Easily set your preferred tone using software settings for P and T, eliminating the need for manual switching and enhancing your user experience. Caller ID: Stay informed with the FSK/DTMF dual system caller ID, allowing you to switch systems effortlessly by pressing **#. Enjoy the convenience of sensitive keys that respond instantly, ensuring no delay in accessing caller information. Multifunctional Capabilities: This dedicated check line offers a range of functions, including checking incoming and outgoing call numbers, calling back missed calls, and deleting unnecessary entries. Streamline your call management with these intuitive features. Detection Function: Ensure the reliability of your telephone line with the built-in detection function. This feature allows you to identify and address any issues with the telephone line, maintaining optimal communication quality. Upgrade your telecommunication tools with our Telecom Check Telephone Dedicated Check Line, and experience enhanced call management and line reliability. Perfect for both personal and professional use, this device is an essential addition to any communication setup.