AtlasIED SMA-12 - 12-Inch 2-Way Powered Portable LoudspeakerThe AtlasIED SMA 12 is a 2 way powered speaker that includes a single 12" woofer and a high frequency, horn style compression driver. The unit features an integrated class D amplifier that includes RCA, XLR, and 14" mic inputs. While most commonly used as main speakers, the wide frequency response and adjustability of this series make them ideal for use as stage monitor speakers for concerts or productions. The SMA 12 also features a Speak ON output