Encore ENF656-USB-STPR 56K modem connects to PC through an USB cable. ENF656-USB-STPR uses advanced Smart Link chipset solution provides complete system design featuring data/fax modem and TAM for 56K dial-up internet access. ENF656-USB-STPR offers easy installation and cost-effective connection for residential users. USB bus powered modem without messy power cord that saves desk space. All Encore products are made in ISO9001 approved factory. ENF656-USB-STPR USB 56K modem complies with FCC part15 regulations and CE approval.