The MRF24J40MA is a 2.4 GHz IEEE 802.15.4 certified radio transceiver module.
It has an integrated PCB antenna and it is accessible by microcontrollers via a 4-wire SPI interface. It is an ideal solution for IoT applications, from wireless sensor networks to home and building automation.
The module is compatible with the new 6LoWPAN network stack, which permits to access the network with the IPv6 protocol. It has also an in-system hardware security engine for AES-128 encryption.