I was playing around with some cheap CCTV microphone modules and managed to create a monophonic spy ear bug for common DVRs. They can be directly powered from the existing CCTV camera power supply ...

There was a time when a microphone for most people was a cheap plastic affair that probably came for free with their sound card, but in the age of pandemic video streaming no desktop is complete ...

The nubia Red Magic 5G is all set to go official on March 12 with top of the line specs including the Snapdragon 865 chipset, up to 16GB LPDDR5 RAM, UFS 3.0 storage and dual-mode 5G. In addition, the ...