12v 220v 700w-1000w High Power Square Dance Bluetooth Power Amplifier Board 12v Battery Support 4 Ohm 8 Ohm Speaker - Power Tool Accessories - AliExpress
YAMAHA EMX-620
Yamaha EMX620 6 Channel Powered Mixer - Evolution Music
Sold at Auction: Yamaha PA System w/ Speaker Stands
Yamaha EMX620 6 Channel Powered Mixer - Evolution Music