In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. Plenty of power and 8 microphone inputs make this package hard to beat! The Alesis Gigapack 4 combines the Alesis GigaMix 8FX powered mixer with 2 Alesis Pro Venue 15" speakers for a great sound system at an unbeatable price. The Gigamix 8FX has 8 microphone inputs, 600 total watts of power (two 300 watt amps), built in effects, and much more! The Pro Venue 1501 speakers are great sounding speakers that are perfectly matched to the Gigamix, and because of their unique shape, they can be used as mains OR monitors!