PRESONUS IO-4 Lighting Lighting and a memory backup function

and a memory backup function

The filter section features cutoff and resonance potentiometers

5mm stereo output jack with dedicated volume up/down buttons enables straightforward routing to your camera

Built in the style of a classic 1073 EQ module

5mm stereo headphone output with volume control built-in to body

PRESONUS IO-4 Lighting Lighting and a memory backup functionThe black I O 4 Speaker System from PreSonus is a small format high performance sound reinforcement system, comprised of two speakers. The I O 4 is designed for high quality foreground and background music applications for both indoor or outdoor applications. The I O 4 utilizes a two element array of high output 4" woofers. The horn loaded high frequency wave guide is positioned between the two element arrays for coherent and balanced high frequency