Jonard Tools TBS-100 Telephone Butt Set

The TBS-100 Telephone Butt Set from Jonard Tools is designed for the installation, service, and maintenance of analog telephone lines. It provides essential functions for testing telephone lines including detecting dial tone, making and receiving calls, and both tone and pulse modes. This telephone test set sends signals via dial tone (DTMF) or dial pulse. It includes a telephone line tester, RJ11 test cord, and an extra fuse. The unit operates using the ABN hook up or is powered by the telephone line, eliminating the need for batteries.