they’re not very effective at blocking sharp, sudden noises like car horns. They’re best suited for steady noise, such as airplane engines and train noise. Some users also feel that ANC headphones reduce the quality of music. This is subjective – and arguable – but it’s understandable....
To set up the switching time for AUTO mode, press the SET button. You can turn on or off the burst signal on B/W mode. - BURST MODE : You can turn on or off the burst signal on B/W mode. - DURATION : You can select the brightness level at which the camera switches from day...
. I have not found a manufacturer's data sheet for any of the low cost GPS boards; the neo-6m data sheet is available but not one for the entire board; seller's information is not authoritive . power packs may not provide a voltage clean enuf for the module John. LikeReply clive1 (...