1. USB female to RJ11 6P2C adapter converter ( NOT for RJ9 handset port ) 2. Very easy setup / connect and transfer data 3. USB Female on one end and RJ11 6P2C on the other end ( NOT for RJ9 handset port ) 4. Compatible for telephone applications general usages of USB converter adapter Female RJ11 6P2C and for home or business phone. NOT for RJ9 handset port
