* \"Rider/Passenger\" intercom via Bluetooth * BIKE-TO-BIKE intercom via Bluetooth up to 700 metres (in open field, with no obstacles). One-to-one communication. \"Bike to Bike Call\" Function * Smart Conference (Group intercom): simultaneous conference call between 4 “900” series N-Com systems * Universal Conference (Chain intercom): simultaneous conference call between a “900” series N-Com system and a system paired up in “Universal Intercom” mode * VOX: voice activation and deactivation of the intercom * Compatible via Bluetooth with Nolangroup Bluetooth communication systems (except for Bluetooth kit and Bluetooth kit2, which are not compatible) * Compatibility via Bluetooth with intercom systems of other brands Audio * Full duplex intercom (HD quality) * High quality audio hi-fi stereo * Noise-dampening microphone * VOICE PROMPT: system multilingual state voice instructions * DSP: dynamic noise reduction during intercom connection * Auto ON/OFF: automatic management of system ON/OFF through accelerometer