The DS16F is an entry-level, full-range, flush-mount loudspeaker designed for background music and speech reproduction in a wide range of installed applications. It features a wide, even 140degrees conical pattern and frequency range down to 80 Hz. The FreeSpace DS 16F loudspeaker is ideally suited to background music and paging applications with mounting heights between 8 and 20ft (2.4 to 6.1m). The system incorporates a single 2.25 inch full range driver in a ported enclosure which can be pendant mounted or installed flush in either a drop tile or solid ceiling. The FreeSpace DS 16F loudspeaker is compatible with 70V, 100V and low impedance amplifiers, and is capable of delivering up to 91 dBSPL in a typical application with a 14ft (4.3m) mounting height.Note: For indoor applications only. Features Full-range loudspeaker with a single 2.25'' (57 mm) driver in a ported enclosure to deliver a 140degrees conical coverage pattern and clear, intelligible music and speech reproduction for flush-ceiling or pendant-mount applicationsIntegrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap setting from underneath the loudspeaker grilleShared voicing across entire freespace ds product family enables ds 16, ds 40 and ds 100 loudspeakers to be integrated on the same system and maintain consistent tonal qualityCan be combined with either surface- or flush-mount freespace 3 acoustimass module for extended bass responseSupported by a suite of accessories, including ceiling-mount bracket, adjustable tile bridge, pendant-mount kit and square grille6 per packSpecifications Frequency Response: (+/-3 dB)1Frequency Range: (-10 dB)1Recommended High-Pass Filter: 80 Hz high-pass filter