RCF P 3108 Passive 8 Inch 2-Way Outdoor Weatherproof Speaker - 300 Watt RMS - Grey 100060466 Check out the Mackie Thrash

Check out the Mackie Thrash Go Battery

they either reinforce certain frequencies or cancel them out

Electronic strobe@24 f/sec

The Radial X-Amp is an active Reamper that allows the engineer to play a pre-recorded track back through guitar amplifiers and pedals

RCF P 3108 Passive 8 Inch 2-Way Outdoor Weatherproof Speaker - 300 Watt RMS - Grey 100060466 Check out the Mackie ThrashRCF P 3108 Passive 8 Inch 2 Way Outdoor Weatherproof Speaker 300 Watt RMS Grey The P 3108 is a weatherproof full range, two way speaker, suitable for a variety of professional indoor or outdoor applications. The high frequency section includes a constant directivity CMD horn loaded with a 1. 5" dome RCF Precision neodymium compression driver. The low frequency section features an 8" woofer with a 2. 5" voice coil. Internal circuitry provides LICC