Advance R 2E75 S 3 TP Mark III Energy Saver Slimline Ballast 120V 60 Hz Flat Rounded Windows Its 16MB of sample memory D20851GEM Its 16MB of sample memory is expandable up to 272MB using Roland's next generation SRX boards loaded with fresh waveforms and patches that will keep your Groovebox groovin' for years to come NON SLIP HANDLING with Ryobi’s rubber grip Philips Advance Mark III energy saving magnetic ballasts for T8 and T12 HO High Output fluorescent lamps deliver 10% energy savings over corresponding standard magnetic units while maintaining equivalent full light output Mark III is ideal for all magnetically ballasted lighting systems where T8 and T12 High Output lamps are used