General Description; Features - Redback A 4262B Operation Manual

2. GENERAL DESCRIPTION

These compact Class - D design amplifiers offer multi source mixing plus USB/SD card/FM tuner audio
playback and Bluetooth streaming functionality. They are an all in one amplifier and audio source housed in
just a single rack unit of space. Ideal for use in retail, offices, venues and other commercial buildings.

3. FEATURES

1. With 1U chassis design, internal combination of switching power supply and digital power amplifier,
higher efficiency, light weight and delicate appearance.
2. With function of MP3 module, can read MP3 files in USB flash disk, TF card. Configure MP3 remote
control; support power-off memory function, MIC recording function.
3. Support 1 channel EMC input, 2 channels AUX input, 4 channels MIC input.
4. Each input has independent volume adjustment with treble, bass, and volume control.
5. The equipment is equipped with level indication, overload and protection indicator, and has good
protection for short circuit, overload and overheat situation.
6. With mute function, microphone input, microphone is prior to line input; mute function, MIC1 is prior
to other audio inputs, EMC takes precedence over all audio inputs.
7. Channel priority function: EMC>MIC1>MIC2/MIC3/MIC4/AUX1/AUX2/MP3.
8. Adopt advanced and high-efficiency power amplify circuit, the speaker output is 100V or 4 ohms;
rated output power is 120W (A4260B) and 240W (A4262B).
9. Input AC power, power supply 180W (A4260B) and 300W (A4262B).
10. It is forced to air-cool from front to the rear, and it rotates at a constant speed when starting up. It
speeds up as the temperature rises and can work for a long time.
11. With 24V power supply interface, DC 24V standby power supply (battery) function is optional.
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