ACS ACR39U Smart Card Reader Software Development Kit (SDK)
MilitaryCAC's Places to purchase / information about / drivers for USB CAC readers
ACS USB Smart Card Driver v.4.3.2.0 download for Windows - deviceinbox.com
USB Smart Card Reader for Mini Standard SIM Card 2FF Cell Phone - ACS ACR38T-IBS | eBay
ACR39U | Belgeid.be
ACR38 Series Installation Guide - Advanced Card Systems Ltd.
ACS ACR39U Smart Card Reader Software Development Kit (SDK)
Amazon.com: USB ACR38_I1 CAC Contact Smart Chip Card Reader Writer Support ISO7816 A B C Memory Cards (Install Driver Required) by XCRFID : Electronics
IC Chip Card Reading Writing ACR39u Compatible ACR38 USB Smart Reader Writer (ACR39U-U1) - China Card Readers, Card Reader | Made-in-China.com
ACR38U-I1 Smart Card Reader - MoTechno
Download and install ACS ACR38 Smart Card Reader - driver id 925225