DX-333 600W Professional Mixing Amplifier (Discontinued)


Great for professional DJ & entertainers who demands higher power; Better Music Builder DJ Series, DX-333, amplifier provides excellent performance for all the speakers. The easy to use control knobs are design for DJ fast access to the effect control. Each DJ Series amplifier also comes with all this flexibility and portability, makes moving it into place is easier than ever. So not only do you get a portable DJ amplifier that deliver an electrifying performance sounds, you get one that’s tough and portable for the rental rack.

The DX-333 design is based on proven design to provide the system with stable gain and lower distortion; this allows the amplifier to remain stable when high reactive loads for high volume level.

The system also comes with special function such as the Automatic Zero Volume Adjustment to avoid the sudden peak of painful loud sound that could damage hearing loss. It also comes with reliable features such as Constant Gain and Sensitivity, Echo Effect, Smart Fan, and Music Key Control.

Better Music Builder DX-333 Stereo Mixing and Digital Key Control Amplifier come with nine steps of musical key for Karaoke singing as well as three built in level of Adjustable Built-In Equalizer adjustable from +/- 12~15 dB.

MSRP$699.00 USD
Shipping Weight35.6 LBS
User Manual Hook Up Diagram A/V Connections
Panel Drawing Installation Brochure
Parts & Accessories






  • DJ amp concept all controlled in front panel easier control and adjustment
  • Equalizer 3 band control (Hi-EQ, Mid-EQ, Low-EQ)
  • Source input A and B
  • Music Gain signal limiter and sensitivity control
  • Music tone controlled Bass/Mid-range/Treble
  • Microphone Gain signal limiter and sensitivity control
  • Microphone tone controlled Bass/Mid-range/Treble
  • Music speed key control
  • Automatic Zero Volume Adjustment
  • Balanced adjustment for music level and vocal level
  • Music Stereo and Mono switching position
  • Auto-gain level indicators when the power on
  • LED light Individual Microphone Volume Limit Control
  • LED light Individual Music Volume Limit Control
  • Key wired control input terminal
  • Master Music Volume Limiter when power on, switch able on and off
  • Music Mode for the VOD system score counting, disco or hall mode
  • 2 line out for recording and external connection
  • 4 channel speaker output
  • Smart Fan


Tech Specs

  • Power Output: 300 Watts + 300 Watts
  • Microphone Input: 5 (Front x 3, Rear x 2)
  • Audio Inputs: 2 (RCA jacks)
  • Audio Outputs: 2 (RCA jacks)
  • Music Input Section
    • S/N Ratio: 80 dB
    • THD: 2%
    • Input Sensitivity/Impedance: 250mV
    • Frequency Response: 20Hz~20kHz
    • Key Control: 9 steps
  • Mic. Input Section
    • Input Sensitivity/Impedance: <15mV
  • Equalize
    • Low: 80Hz +15 dB
    • Middle: 3.5kHz +15 dB
    • High: 12kHz +15 dB
    • Standard Power: AC 110V/~60Hz (North America Market) / AC 220V/~50Hz (Asia or Europe Market)
    • Power Consume: 550 Watts
  • Dimensions (WxHxD): 17x7x15.25 (inches)
  • Net Weight: 31.4 Lbs / 14.2 Kg
  • Shipping Weight: 35.6 Lbs / 16.1 Kg
  • UPC Code: 743062980438


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  • Amplifiers