Product function: one-button voice-activated recording U diskSliding USB connectorRecording while chargingEasy to operate, the recording indicator is not obviousStylish metal lookSHQ long recording mode, 192KbpsUSB disk function, two USB slots, one can be directly connected to the USB end of the computer to play recording files, and the other is used for Android phones, you can view the recorded files directly through the smartphone.About 15 hours of continuous recording when fully chargedProduct parameters:Size: 60mm20.7mm7.8mmWeight: 13gPolymer battery: 3.7V 80mAh Battery life: 15 hoursStorage time: 4GB: about 47 hours, 8GB: about 94 hours, 16GB: about 188 hours, 32GB: about 376 hoursSupport system: Windows2000/XP/vista/7/8/10/AndroidBuilt-in memory, 4GB/8GB/16GB/32GB optional