This module can be applied to intellectual robot, obstacle avoidance...
This kit comes with AlphaBot robotic platform (line tracking, obstacle...
Arduino Shield - Wireless SD - Retail
The Bees shield is compatible with Arduino boards such as UNO R3 and Leonardo it has a large prototyping shield giving you plenty of space to experiment and add extra components to your project. Thanks to its uniform interface, there are a huge number of devices compatible with the xBee socket: xBee, WiFi xBee, Bluetooth Bee, zigBee, etc. DFR0210
TEL0075, Moduł RF Shield, 315MHz, DFRobot
Shield - Xbee w/o RF module