• Clarity Omni-Lock System allows the horn to be positioned at any angle required
• Pop-on mounting of the horn to the base
• Weather-resistant for both outdoor and indoor paging applications
• ABS with ultra-violet inhibitors and stainless-steel hardware
• Shatter-resistant mounting base
• Mounts to eight of the most popular electrical boxes
• Nine position selector switch
• Operates on 25, 70 and 100 volt speaker lines  (SX15-T, SX30-T)
• Operates on 45 ohm speaker lines (SX15-45M)

SPECIFICATIONS: 15 watt Frequency Response: 275 Hz to 14 kHz. SPL: 109 dB 1 W, 1 kHz @ 1 Meter on axis. Dispersion: 120° horizontal 90° vertical.
SX15-TM Line Transformer: 25/70/100 volt Transformer Taps: 15, 7.5, 3.8, 1.8 and 0.9 watts
SX15-45M  Voice Coil Impedance: 45 ohm Dimensions: 8.25" (20.96 cm) W x 6.5" (16.5 cm) H x 10.125" (25.72 cm) D. Weight: 4.9 lbs (2.2 kg). 
SX30-TM 30 watt, Frequency Response: 225 Hz to 14 kHz. SPL: 110 dB 1 W, 1 kHz @ 1 Meter on axis. Dispersion: 120° horizontal 90° vertical. Line Transformer: 25/70/100 volt  Transformer Taps: 30, 15, 7.5, 3.8, 1.8 and 0.9 watts . Dimensions: 10.0" (25.4 cm) W x 7.37" (18.73 cm) H x 11.0" (27.94 cm) D. Weight: 5.0 lbs (2.25 kg).