Description of RC60-1: RockvilIe is proud to introduce the first commercial amplifier in our new RCS series of products. The RC60-1 is a 60 Watt single zone rack mountable digital hybrid amplifier/receiver. This amplifier is capable of 70 volt, 100 volt, 8 ohm, and 4 ohm applications.This makes it perfect for use in a Restaurant/Bar/Cafe/Lounge/School/Conference room or any other setting where multiple speakers are needed. With the dual mic inputs you can use this amplifier for announcements, speeches or even for Karaoke night! The RCS80-1 features Bluetooth audio streaming so you can play your favorite music or access a playlist right from your phone!Description of Cube 70V black: The RockvilIe Cube 70V black is a great choice for any restaurant, office, retail store, or any other commercial application. What makes these special is the minimal footprint that is stylish and unobtrusive. The speaker also includes our 360 degree mounting system that allows rotation in any direction for optimal sound staging. The slim design can be mounted anywhere quickly and easily.