AT&T USBConnect Velocity Broadband USB Modem (AT&T) USB modem offering connectivity for your PC to AT&T's HSPA 3G network Compatible with international 3G networks (DataConnect plan required); free Wi-Fi access to AT&T nationwide hotspots Memory expansion slot for optional microSD cards Compatible with Windows and Mac OS computers What's in the Box: modem, USB extension cable and clip, quick start guide