This 16 channel Servo/Pwm Shield is driven by just 2 I2C pins! When you want to control up to 16 servo motors without any wiring needed, this board is your answer.
This Ethernet Shield which is based on the Wiznet W5100 Ethernet Chip gives you an easy way to get your for Arduino Online. It is directly supported by for Arduino official Ethernet Library.
L293D is a monolithic integrated, high voltage, high current, 4-channel driver. Basically, this means using this chip you can use DC motors and power supplies of up to 36 Volts