The SenaSRL EXT SRL EXT motor-headset is the ideal communication system for Shoei NXR2. The new Sena SRL EXT on-door speakerphone is equipped with the proprietary protocol of communication of MESH compatible to other Sena on-door speakerphones equipped with Mesh.Bluetooth technology is responsible for universality of connection with other on-door speakerphones and devices, such as navigation and phone. The form of two of its modules is adapted to a side contour of this model of a helmet. Together with NXR2 it conforms to requirements of the standard of tests of ECE-R 22.06. Specifications: HD loudspeakers with the audio system of a premium class of Harman Kardon * Internal communication of Bluetooth with Mesh technology from Sena with the Group Mesh® or Open Mesh® functions Voice commands - Support of voice commands in 8 languages Voice activation of Siri/Google of the FM radio USB-C Range in the MESH mode up to 2 km, with a possibility of increase in range up to 8 km (at least 6 people in group are necessary) Range in the Bluetooth® mode up to 2 km conversation Time till 11 o'clock of Bluetooth 5.0 for high compatibility the Sena Application Motorcycles 2.0 the accumulator of 770 mAh Communication Three different modes of internal communication This communication system has not less than three modes of internal communication. It allows to choose always that channel which best of all suits you at present. The following modes are available: multichannel Intercom with an open grid, group Intercom with a grid and Bluetooth Intercom. Open Mesh® - the choice of one of 9 available channels and support of unlimited number of people of Group Mesh® - support up to 24 people in private group Multichannel Intercom with an open grid If you place Sena SRL Mesh on Multi-Channel Open Mesh channel, you will be able to communicate practically with unlimited number of motorcyclists within nine channels. Any person having the equivalent communication system can participate in a conversation. Range in this mode is 8 km (from which at least six racers have to be in an interval of 1.6 km). The Open Mesh on-door speakerphone proposes the solution for big groups. For example, if you are going to ride with friends from a motor club, Intercom of Open Mesh will be ideal! Group mesh Intercom you not the admirer of an open channel also want to communicate only with the elected group? Then use channel of internal communication Group Mesh. In this private mode you can create group to 24 participants. To provide your confidentiality, people can participate only by the invitation. Settings of group can be adjusted easily in the convenient Sena application. Bluetooth the on-door speakerphone the Traditional channel Bluetooth Intercom has the usual quadrilateral principle. It allows you to communicate at the same time with four other motorcyclists at distance up to 2 km. Elegant design of a grid of Sena SRL. Design of Sena SRL Mesh stylish and thin. Nevertheless, it is still easy to work with a system in motorcycle gloves. It thanks to four convenient buttons (plus, minus, the center and a grid). Besides, the system also works at a basis of voice commands that increases usability! Bluetooth bluetooth version 5.0 the on-door speakerphone on 4 parties, 2-sided communication (HD mode) HD dynamics Sound with the audio system of a premium class of Harman Kardon the Sound equalizer for an individual setting of a sound the Best understanding thanks to suppression of the distracting sounds by means of Advanced Noise Control® Support of voice commands in 8 languages (without Polish) Support of Siri and Google Voice. Audio Harakteristiki's multitasking: Is suitable for Shoei NXR2 Overall dimensions: Main module: 108 mm x 44 mm x 20 mm Wall microphone: length is 60 mm the Wire between loudspeakers: length is 360 mm Weight: the main module — 48 g Operating temperature: from -10 °C to 50 °C the Technology Mesh Intercom™ Bluetooth 5 Production of the USA