Trying to find out since my time in money is tight right now Which is the best system that I can use Anywhere from 1800 watts to 2000 watts Powered PA speakers each 1Using 300 watts adding up to 1800The rest of the guitar amplifiers Much lower don't know right offhand I need to know this since I have 10,000 watt Hybird generator To recharge the unit I buy I need to know which 1 is best For sensitive equipment Is it echo flow Pro Or Bluetti 300.