Singtronic KA-550Pro Professional 1500W Mixing Amplifier Karaoke <font color="#FF0000"><b><i>Model: 2020 Built in USB Voice Recording / Bluetooth</i></b></font> And Optical / Coax Inputs

Singtronic KA-550Pro Professional 1500W Mixing Amplifier Karaoke Model: 2020 Built in USB Voice Recording / Bluetooth And Optical / Coax Inputs

Item# KA-550Pro

Product Description

Click Here to view Singtronic KA-550Pro Operation Manual (PDF)

Newest Model: 2020 This Singtronic KA-550Pro Professional AV Karaoke Mixing Amplifier built in Optical & Coax Input with USB Voice Recording Function & Bluetooth offers enough flexibility to make it perfect for a wide variety of applications. Its powerful 750W + 750W capabilities means that the KA-550Pro can easily drive 2 pairs of speakers at once powerful enough for just about any party or restaurant. If you're a home enthusiast and require crisp clean sound, this amplifier will provide you with quality sound.

Design in Japan, the Singtronic KA-550Pro uses quality parts throughout to ensure that you'll always get top-notch performance. Oversized heat sinks keep the amp cool even when driving heavy loads, eliminating the need external cooling fans and guaranteeing silent operation.

Newest Model: 2020 Bluetooth Function.  Forgot your USB flash drive at home? Want to play audio files from your phone while keeping it safe in your pocket? No problem. The KA-550Pro's Bluetooth compatibility allows for wireless connection to any A2DP stereo Bluetooth device. That means you can play audio files from your phone, laptop or any other Bluetooth enabled device within a 30 foot foot range. The KA-550Pro gives you the freedom to stream music wirelessly from any Bluetooth enabled device. There are also a wide set of controls to help show off your mixing and production skills, such as the Bass, Mid and Treble. These inputs also display Track Title, Number and Elapsed Time to help you stay organized as you navigate through tracks.


  • Professional Digital Echo with Separate Stereo/Mono Hi / Low / Repeat and Delay Controls
  • USB Recording Funtion *Sing and Record Your Voice at the Same Time*
  • Model: 2020 Bluetooth Function send/receive from any device (Iphone, Ipad, Android, Youtube, Karaoke Apps)
  • Music with Master/ Depth/ Balance/ Hi/ Mid/ Low Controls
  • 2 Microphone Inputs with 1 & 2 Mic Individual Volume / Balance / Hi / Mid /Low Echo On/Off Switches
  • 2 sets of Audio Input / 2 sets of Audio Output (Record & Mic. Out)
  • Model: 2020 Optical / Coax Audio Input (Connect directly from any Smart TV for Youtube Karaoke)
  • Sub-woofer / Line / Rec. Outputs
  • Automatic Cooling Fan
  • Digital 2 x L.E.D Light Music Display Level
  • Sub-woofer / Rec. Outputs
  • Excellent Add-on to any Karaoke System


Amplifier Section

  • Audio Output - 750W + 750W
  • Input Impedance - 47K ohm
  • Input Sensitivity - 150mV
  • Bass Control - +/- 15dB (100Hz)
  • Mid Control - +/- 15dB (100Hz)
  • Treble Control - +/- 15dB (100Hz)
  • T.H.D. - <0.1%
  • Frequency Response - 20Hz - 20kHz + 3dB
  • Noise Ratio - >90dB
  • Power Source - 120V/60Hz / 230V/50Hz

Microphone Section

  • Connector - 1/4" TRS / Unbalanced
  • Input Impedance - 1.5K ohm
  • T.H.D - <0.1%
  • Frequency Response - 20Hz~15KHz+3dB
  • Noise Ratio - >85dB >80dB
  • High - +/- 15dB (10Khz)
  • Mid - +/- 15dB (11Khz)
  • Low - +/- 15dB (80Khz)
  • Digital Echo - Up to 300ms

***Guarantee In Stock, Will Ship The Same Day*** ---> With 1 Full Year Warranty Include: Labor & Parts Plus Free Shipping Back

FREE: UPS Ground Shipping Within 48 States

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