XBEE S2 can communicate with only S2

Features:

• 3.3V @ 40mA

• Same pin out as XBee Series 1.

• 250kbps Max data rate

• Default UART interface: 9600, 8-N-1

• 2mW output (+3dBm)

• 400ft (120m) range

• Built-in antenna

• Fully FCC certified

• 6 x 10-bit ADC input pins

• 8 x digital IO pins

• 128-bit encryption

• Local or over-air configuration

• AT or API command set