RJ11 PORT: The USB data modem utilizes RJ11 ports for connecting two fax phone lines or a telephone at the same time.
^^ SUPPORT CALLER ID: USB data modem adopts for main chip, support Caller ID, compatible with AT and extended AT command set.
^^ EASY TO USE: USB 56K external modem is easy to use and supports stable fax sending and receiving.
^^ SUPPORT OS: Computer laptop fax modem supports for 98/2000/xp/vista, for for, for for Win11, 32/64bit, for LINUX operating system.
^^ ANTI THUNDER: RJ11 Port USB fax modem is protected by fast anti thunder defend circuit to enhance thunder resistance. ^^ ^^ ^^ ^^ ^^