Features:

• Adjusts loudspeaker output levels on 25V and 70V systems
• Controls up to 35-watt speaker systems
• Bypass function allows important and emergency announcements to be heard at the highest level even if local attenuator volume is set low or off
• 10 attenuation steps and an off setting
• Attenuation in 3 dB increments except for two lowest settings, which provide 6 dB reduction increments
• Mounts in double single gang electrical box
• Convenient pluggable screw terminal connections
• Etched faceplate markings