Pros – Resolution, Detail, New Shell Design, R & XIV in one IEM Cons – Price Zeus XR http://www.empireears.com/product/mto-universal-zeus-xr/ A Little Technical Stuff: · FREQUENCY RESPONSE: 10Hz – 20Khz · IMPEDANCE: 21Ω @ 1 kHz · INPUT SENSITIVITY: 119dB @ 1mw · NOISE ISOLATION: -28 […]