Speaker Parts & Accessories

Offering an enhanced PA mixing experience, the A4427 combines 8 audio channels with an MP3 tone generator, perfect for alert signals, chimes, and pre-recorded voice over messages. Select between 6 balanced mic or line inputs, utilizing stereo RCA or pluggable screw terminals. Additionally, enjoy two dedicated RCA inputs and a convenient 3.5mm jack input on the front panel for connecting local audio devices.Tone Generator Operation.This mixer allows for the playback of tones, chimes, and pre-recorded messages from a micro SD card that connects to the rear panel. Individual level controls are included for alert/evac, chime, and voice over, all of which can be activated through the closure of contacts, such as switches, from Fire Indicator Boards (FIB), or other remote contact sources..Adjustable Input Sensitivities.The DIP switch located on the rear panel enables users to choose between three different input sensitivities (3mV, 100mV, and 1V), as well as providing options for phantom power and VOX muting for each input.PowerThis mixer is equipped with a 24V DC power supply, including a 2.1mm DC jack input and a back up 24V DC power source through a screw terminal block in case of mains power failure. The 24V DC output is limited to 120mA current draw and is triggered by the Alert, Evacuation, or Chime functions, as well as VOX circuits or PTT muting.Box Contents A 4427 Mixer 8 Channel with MP3 active indicator 24V 1A DC Plugpack Instruction Booklet Features Eight input channels Micro SD card message player for audio announcements Individual level, bass and treble control on all inputs Six levels of VOX priority Adjustable VOX sensitivity 3.5mm music input Adjustable input sensitivity on line inputs 24V DC battery back up terminals In built Alert/Evac/Chime functionality 24V DC output MP3 active indicator LED VU meter 10 Year Warranty Australian Designed and Manufactured

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