Yes, a charging cable is supplied with this product. It is a USB cable that is used for connecting to a computer or for charging via a USB port.

To listen to a recording, the device has a built-in speaker, but its volume is limited. We recommend using headphones for best sound quality.

Bonjour ! Ça s'appelle Voice Operated Recording. Voici la doc : https://helpguide.sony.net/icd/t66/v1/en2/contents/TP1000208376.html

Great device. Is compatible with Mac.

Sony does not mention this, so we are afraid not. You can find the manufacturer's manual via the following link: https://www.sony.com/electronics/support/res/manuals/5025/cb7e1886f54d132a4377c32afd446cd3/50250971M.pdf

Hi DoMode, yes, the unit has a headphone jack. Sony Support EN

No, unfortunately that is not possible because this model does not have an external microphone input. However, there are other models that do.