#1 How many amps does the PLMRA630BTElite Marine Bluetooth 6-Ch. Amplifier draw when connected to AC/DC power supply?
The unit draws 12V when properly connected to a DC power supply.
#2 Can I use my phone or do I need a head unit? If so what cables would I need to use my phone?
You can connect your mobile phone directly to the amplifier using an RCA cable. You may check other details of the unit by visiting our website pyleaudio.com. Type the model number in the search box PLMRA620 for more details