Hi , I need basic guidelines on selection of RF modules , antennas and related accessories

I am almost toddler for Digi Platform and products. For one of my new product development ,need basic guidelines . Please let me know for 50 Mtrs. of range expectation , which module shall I go for ??? Is any chosen RF module can be utilized/configured either as coordinator, router or node ???What all accessory items shall be procured to start with ???

Please contact your regional Digi Sales office. They will be able to assist you in selecting the best possible product for your application.