Jabra 24189-989-899 Evolve2 40 SE USB-C UC Stereo\n\nHeadphones\n\nDriver unit\n\n4 cm\n\nEar coupling\n\nSupraaural\n\nHeadphone frequency\n\n20 - 20000 Hz\n\nHeadphone sensitivity\n\n117 dB\n\nMaximum input power\n\n30 Milliwatt\n\nMicrophone\n\nMEMS (Micro-Electro-Mechanical System) microphone\n\nYes\n\nMicrophone frequency\n\n100 - 14000 Hz\n\nMicrophone sensitivity\n\n-26 dB\n\nMicrophone type\n\nBoom\n\nNumber of microphones\n\n3\n\nOperational conditions\n\nOperating temperature (T-T)\n\n-10 - 55 \uFFFDC\n\nStorage temperature (T-T)\n\n-5 - 55 \uFFFDC\n\nPackage dimensions\n\nDepth (package,cm)\n\n21.9 cm\n\nGross Weight (Package, kg)\n\n0.39 kg\n\nHeight (package,cm)\n\n5.6 cm\n\nWidth (package,cm)\n\n19 cm\n\nPerformance\n\nHeadset type\n\nBinaural\n\nLED indicators\n\nY, Yes\n\nOptimized for\n\nUC\n\nProduct colour\n\nBlack\n\nProduct type\n\nHeadset\n\nRecommended usage\n\nCalls/Music\n\nWearing style\n\nHead-band\n\nPorts & interfaces\n\nConnectivity technology\n\nWir;