The GEX X2 passes the four strict power excursion tests from PSU ATX 3.0 Guide, in which the spike power consumption must bear up to 200% of the rated power for 100μs.
Driver unit -50mm Speaker Frequency Response 20-20KHz Speaker sentitivity 110dB Speaker Impendance 32+/- 15% Microphone Sensitivity -38+/-2dB Microphone Directivity Omni-Directional Microphoe Impedance 2.2k +/-30% 2m Usb plug