BST SYMBOL400 - 4-channel/9-input DJ mixer with Bluetooth and built-in effects

BST SYMBOL400 – 4-channel/9-input DJ mixer with Bluetooth and built-in effects

The BST SYMBOL400 mixer offers professional features for DJs and content creators. With its 4 independent channels and 9 inputs (2x Phono, 2x AUX, 4x Line, and 1x Microphone), it allows you to manage vinyl, external players, and microphones simultaneously. It includes a USB/SD reader and Bluetooth connectivity for direct MP3 file playback, as well as gain controls, bass and treble EQ on each channel, a Cue function, and an assignable crossfader. Its integrated DSP processor offers 16 editable effects (delay, flanger, filter, etc.) with parameter adjustment, and the microphone input has a bass/treble control and talkover for announcements or vocals. The balanced (XLR) and unbalanced (RCA) master outputs have level controls, and it also has REC and Booth outputs for monitoring.

Main features

• Channels: 4 (2× Phono, 2× AUX, 4× Line, 1× Mic).
• Digital playback: USB, SD and Bluetooth.
• Equalization: Bass and treble on each channel.
• Gain: Independent control per channel.
• Cue: Pre-assignment of channel in headphones.
• Crossfader: Adjustable and assignable between channels.
• DSP Effects: 16 presets with adjustable parameter.
• Microphone: Combo input with bass/treble control and talkover.
• Master Outputs: Balanced XLR and unbalanced RCA with level control.
• Additional outputs: REC (RCA) and Booth (RCA).

Product benefits

• Versatility: Accepts vinyl, analog sources, USB/SD and Bluetooth streaming.
• Sound Quality: Dedicated equalizers and wide balanced outputs.
• Creativity: DSP with 16 effects and full parameter control.
• Ergonomics: Cue function and assignable crossfader for smooth mixing.
• Monitoring: Independent Booth output to check the mix in the room.

Use cases

• DJ sessions in clubs, bars and festivals.
• Streaming and recording of mixes in the studio or live.
• Corporate events with background music and microphone announcements.
• Training and demonstrations at DJ and production academies.

Frequently Asked Questions

• Can I use USB and Bluetooth simultaneously? Yes, select the desired source and the mixer will automatically pause the other source.
• How do I customize the DSP effects? Turn the parameter knob for each effect after selecting the desired preset.
• Do I need a phantom power supply for the microphone? No; the combo input provides internal power for a dynamic mic.

Description for projects

BST SYMBOL400 DJ mixer: 4 channels/9 inputs (2 Phono, 2 AUX, 4 Line, 1 Mic), USB/SD/Bluetooth, bass/treble equalizers, gain, Cue, assignable crossfader, 16 DSP effects, XLR/RCA Master outputs, REC/Booth.