This ZeroNoise open face helmet intercom kit features a dynamic noise cancelling microphone and high efficient speakers. The speakers are mounted onto ear pads to provide maximum comfort and hearing protection.Flexible boom so you can adjust the microphoneEar pads (no earcups)Male or Female Nexus connector optionDeveloped in conjunction with Bell racing helmets, the ZeroNoise open face headset is available with a choice of either male or female Nexus connectors making it suitable for use with a wide range of amplifiers.Male plug version - compatible with ZeroNoise Fearless, Intrepid Pro and Brave amplifiers and also OMP, Sparco and Peltor amplifiers which use female Nexus plug.Female plug version - compatible with Stilo WRC amplifiers and other brands which use a male Nexus plug.