Honeywell AA-120E 120 Watt Audio AmplifierAA series audio amplifiers provide traditional high level audio technology for use with Notifiers integrated voice evacuation systems. The AA Series is compatible with classic audio systems such as the AMG 1 as well as the DVC (Digital Voice Command Series) when used with the DVC AO analog audio option. AA Series audio amplifiers use power switching technology to reduce production of heat and permit mounting in either 19 (48. 26 cm) racks or in