4G Cellular Security Camera & Mini Voice Recorder Magnetic Kit, 2K Dual Lens 6X Optical Zoom Camera with 360 PIR Motion Detection, 128G 1600H Voice-Activated Recorder with Noise Cancelling, Kentfaith

SKU: GW63.0002S2

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Yes! The no WiFi security camera has a magnetic design and is wireless, so you can stick it to any metal surface or use the included mounting accessories. No drilling required. 
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Yes, just plug it in and find the files and play. I haven't even used the device for playback, so easy on laptop. 
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Yes, voice-activated, I think it's quite responsive after you set up the sensitivity level in the setup file, 7 levels in total, from 10 dB to 70 dB. 
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Yes, just connect it to your computer with the supplied cable, you can transfer files between the recorder and your computer. If you load some music files on this device, you can play them on this device like an MP3 player or speaker does. 
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Yes, if the time is set correctly in the setup file. The time is preset at the factory, and you can also alter it if needed. You can do that by editing the .txt file that is stored on the device. Connect to USB, open the file, make changes to it, and re-save. 
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You can connect it to your phone or laptop, then manage the files. Or you can directly delete it with the recorder: when the file is being played, press "+" twice to pause, and long press the "+" and "-" button at the same time, then the red indicator flashed, indicating that the file has been deleted.