QUAM-NICHOLS MA/E5/S7/T1 Speaker, Pendant. More details: Masking Speaker, Indoor, Overall Height (In.) 4-5/16, Overall Width (In.) 12-7/8, Overall Length (In.) 12-7/8, Enclosure Color White, Enclosure Material Steel, Woofer Dia. (In.) 8, Woofer Composition Polypropylene, 12 Watt (RMS), Max. Wattage 12, Sensitivity (dB) 103dB SPL, 10W/1M, Impedance (Ohms) 8, Transformer Settings 70V, 0.25W/0.5W/1W/2W/4W Power Taps @ 75V, Frequency Response 65 to 17KHz, Weight (Lbs.) 5, For Use With Sound Masking, Includes 4 ft. Steel Chain