PreSonus Eris 3.5BT 2nd Gen (Pair) Monitors - Box & PSU - 2nd Hand Great chance to pick up a nice 2nd Hand PreSonus Eris 3.5BT 2nd Gen (Pair) Monitors - Box & PSUPreSonus Eris 3.5BT 2nd Gen (Pair) Monitors - Box & PSU - 2nd Hand Details:Case/Box: Box & PSUOverall... £69.00 Out of Stock More Info Quick view