The MRF24J40MA from Microchip is a very small, wireless 2.4GHz IEEE 802.15.4 transceiver module. This module is surface mounted and comes with an integrated PCB antenna, internal voltage regulator and integrated crystal oscillator. MRF24J40MA is compatible with a range of software including ZigBee, MiWi and MiWi P2P. Not to mention, this module is compliant with a range of PIC families include PIC16F, PIC18F, PIC24F/H, dsPIC33 and PIC32.