Product Description
The USB Host Shield contains all of the digital logic and analog circuit necessary to implement a full-speed USB peripheral/host controller with Arduino. User can use the Arduino to connect and control any USB slave device easily.

Features
USB 2.0 Full Speed compatible
3.3/5V operation level compatible
All GPIOx pins break-out
USB Host 5V/500mA supply for USB protocol
 
Product Specification
Operating Voltage
5V
USB Controller
MAX3421E
Max Current
400mA when Arduino is powered by its USB port, 500mA when Arduino is powered by a suitable power sup
Operating Temperature
-40 DegreeC to +85 DegreeC
Complies with
USB Specification Revision 2.0 (Full-Speed 12Mbps Peripheral, Full/Low-Speed 12Mbps/1.5Mbps Host)