'- Pre amp input/booster output- Additional auxiliary output- Music-on-hold feature- Separate bass and treble controls- RMS power: 260W- Seven 70/25V zone outputs with 70/25V selector switch- 24 volt input for emergency backup power- 5 XLR mic connector inputs with phantom power switches- 3 AUX inputs- 4/8/16 Ohms output, non-zoned- 1 telephone paging input (0.1-1V 600 Ohms)- AC 117V/60Hz- Seven zone on/off selectors on face plate