For AT&T Trek HD Tablet (Not compatible with Trek HD 2 Tablet) USB Data Charging Cable This USB Charging Cable allows you to conveniently charge your device from your laptop/computer, usb wall charger, or usb car charger power source Can also be used as a data cable to sync your device with computer/laptop for data transfer. Compatible with PC & MAC / USB 1.0, 1.1, and 2.0 Length: 3 ft.