In this webshop you can buy PICmicro controllers and related electronics.
2.4GHz transceiver module with nRF24L01
2.4GHz transceiver module with nRF24L01 and detachable antenna
RFM73-D 2.4 GHz transceiver module
LPC1114 Cortex M0 chip, 50 Mhz, 32Kb Flash, 4Kb RAM
In the months of july and august I am (sometimes) on holliday. Orders can be placed, and I might have some time to handle them, but the order handling time (otherwise one week) can be up to four weeks.