A system with: - a device for emergency signalling from a vehicle, with: - a housing, - a detection device, which is arranged in the housing and suitable to record electronic measurement information concerning an emergency-related vehicle state from one or a number of sensor devices which are formed inside the housing and/or externally, - a data communication device which is arranged in the housing and configured to send data signals concerning an emergency notification via a data interface, wherein the emergency notification comprises the electronic measurement information, at least partially, and/or electronic information concerning the state of a vehicle derived from that electronic measurement information, wherein the data communication device is configured to transmit the data signals concerning the emergency notification via the data interface by means of a wireless near-field data communication to an external communication device arranged in the near-field area, and - a plug-in device which is arranged on the housing and has a plug connector (8; 50) for plugging into a vehicle socket, and wherein - the external communication device is configured to transmit the emergency notification to a wide-area network. - a device for emergency signalling from a vehicle, with: - a housing, - a detection device, which is arranged in the housing and suitable to record electronic measurement information concerning an emergency-related vehicle state from one or a number of sensor devices which are formed inside the housing and/or externally, - a data communication device which is arranged in the housing and configured to send data signals concerning an emergency notification via a data interface, wherein the emergency notification comprises the electronic measurement information, at least partially, and/or electronic information concerning the state of a vehicle derived from that electronic measurement information, wherein the data communication device is configured to transmit the data signals concerning the emergency notification via the data interface by means of a wireless near-field data communication to an external communication device arranged in the near-field area, and - a housing, - a detection device, which is arranged in the housing and suitable to record electronic measurement information concerning an emergency-related vehicle state from one or a number of sensor devices which are formed inside the housing and/or externally, - a data communication device which is arranged in the housing and configured to send data signals concerning an emergency notification via a data interface, wherein the emergency notification comprises the electronic measurement information, at least partially, and/or electronic information concerning the state of a vehicle derived from that electronic measurement information, wherein the data communication device is configured to transmit the data signals concerning the emergency notification via the data interface by means of a wireless near-field data communication to an external communication device arranged in the near-field area, and - a plug-in device which is arranged on the housing and has a plug connector (8; 50) for plugging into a vehicle socket, and wherein - the external communication device is configured to transmit the emergency notification to a wide-area network. - the external communication device is configured to transmit the emergency notification to a wide-area network.