Active Wall-Mounted Voice Announcer "Glagol N2-3A" for Reliable Sound Messaging

Speaker speech active Glagol H2-3A is designed to play voice messages coming from the audio output of IP-cameras in the video surveillance system Vozglas (https://cctvonyx.ru/upload/marketing/flyers/Vozglas_2023.pdf) and similar systems. The loudspeaker has a built-in active power amplifier with volume level control. Nominal input voltage to the sound input - 0.775V, rated output power 3W, supply voltage 12 - 15V.