ok. im trying to build a paintball helmet with comms. im using adafruit to get the parts. when powered up i want all team members to hear and talk to all other team member at all times. im using a bone capacater for for the speakers. what would i need to make this work? im looking at using flora and fona, but am thinking i might need to use xbee instead. what would i have to use with an xbee to make this work?