The JBL's SRX815P active loudspeaker provides superb sound and durable endurance. The SRX815P is a 15-inch 2-way powered speaker cabinet with powerful inbuilt DSP, making it an excellent choice for a main PA speaker or floor wedge monitor. Full HiQnet network-ability is provided by Ethercon connectivity, so you'll have a lot of system tunability to get the best sound out of your PA no matter where you're mixing. This communication protocol was created to allow user to control configuration from a single software application. User will have complete control over your sound reinforcement system's networking right at your fingertips with this app.