8" Cone speaker. Self-contained 1-watt amplifier. Interfaces with standard 600-ohm telephone line. Available on an off-white semi-gloss enameled ceiling grille (ASWG1, ASWG1DK), or bright white finish ( ASUG1, ASUG1DK). Ceiling assembly with fixed front-mounted volume control knob (ASUG1, ASWG1).
4-watt capacity 8" cone speaker for excellent audio quality 6 different power taps available (4, 2, 1, 1/2, 1/4, 1/8 W) T725 4-watt transformer Off-white enamel over steel grille ( W versions) Bright white enamel over steel grille ( U versions) Pre-assembled for faster installation Works with both 70V ...