Nolan N-Com Basic Kit for N90/N103/N43 Helmet - -- Headset includes the speakers, microphone and connecting plates and wires Necessary for all N-Com applications Use with Bluetooth Ebox for wireless connection to passenger or devices such as phone, GPS, etc. Use with Intercom Ebox for wired connections to passenger, or other devices such as phone, GPS, etc. 1 Basic Kit for each helmet