Description:

Description:

Professional pre-amplifier adopts dual-mode reverb processing, which makes the vocal effect more abundant, natural and transparent. It is a high-fidelity smooth natural sweet style stereo dual reverb and multi-purpose karaoke effect. The output has front (rear) left and right channels, center channel, and subwoofer frequency channel. And it is very simple and convenient to use like karaoke amplifier.

High-grade aluminum alloy panel is transported, 1U ultra-thin design, using karaoke adjustment to make debugging more convenient and easy.

The microphone is equipped with 6-band parameter equalization adjustment, the adjustment range is wider, the sound is more delicate and soft, and the original tone is not damaged, the single-band sound quality effect is improved, and the howling frequency is effectively processed.

Subwoofer channel output design with crossover point and adjustable output gain; Subwoofer channel has a perfect anti-low-frequency self-excitation circuit, when entering the MIC, the low-frequency signal output port is automatically attenuated by half to prevent low-frequency howling and damage to the device ; With microphone does not enter the Subwoofer channel function.

The center output channel design can choose music/reverb ratio or pure human voice; and can independently control the volume and high, medium and low frequency adjustment.

There are 5 channels of MIC input, 2 channels on the front and 3 channels on the rear panel.

This machine has Bluetooth audio input, optical fiber input, USB input.

LED display screen, switch on/off display trademark, four sets of output with spectrum jump.


Parameter:

Signal to noise ratio/left and right channels (1KHZ, 0dB): 90dB

Total harmonic distortion: 1KHz-3dB 0.03%

Sensitivity: MIC: 6mv/4KΩAUX: 280mv/30KΩ

Frequency: MIC: 40Hz-15kHz + 1 / -6dB

Tone: Music: Bass: + 10dB (100Hz)

Center channel: 87dB

Subwoofer channel: 87dB

Separation: 75dB

Sound quality adjustment range/music bass:±10dB(100HZ)

Treble:±10dB(10KHZ)

Microphone bass:±10dB(100HZ)

Treble:±5dB(10KHZ)

Double echo effect: output level: 2.8V/KΩ

Microphone squelch threshold: over-voltage 3MV, start-up time 3S

Distortion (1KHZ, 30MV): 0.03%

Power: 25W

Dimensions: 482 (length) x47 (height) x163 (width) mm


Note:
Please allow minor errors due to manual measurement.
Item color displayed in photos may be showing slightly different since monitors are not calibrated same.

Package Contents:

1pc of Audio Processor

1pc of Using Manuel

1pc of Power cable

Payment:

      

  • We only accept PayPal.

  • PayPal is the only online payment method we accept. Please make sure you have a valid/confirmed PayPal account prior bidding. And please make sure that your PayPal registed address is the same with your eBay registed address.  

Shipping:

  • It usually takes about 10-30 working days to arrive for economy shipping which not including tracking number; 7-15 working days for standard shipping which including tracking number. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance.

  • Note: It may takes more than 30 working days to other countries such as Mexico,Brazil,Chile,Peru, because they is far away from China.

  • PS: We also offer faster shipping service (3-5 days to deliver), such as DHL,EMS, but buyers need to pay for the extra shipping cost. Please contact us if you need it.

  • Customs Declaration:

  • Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.                    

  • Please check with your country's customs office to determine what these additional costs will be prior to bidding.

Return Policy:

  • If you are dissatisfied with our item or service, then please follow the good eBay practice to contact us by eBay message before leaving any feedback. We are committed to resolve all issues in a friendly and satisfactory manner.

  • We always reply to eBay messages within 1-2 business days. If you do not get a response from us, then please check your eBay message.

  • Only unused, undamaged and original condition item can be qualified for a return. 

Feedback:

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