Gold Member Since 2016
Audited Supplier
Enping Brun Audio Equipment Factory

Equalizer, Graphic Equalizer, Karaoke Equalizer manufacturer / supplier in China, offering Dual Channel 31-Band Equalizer for PRO Audio, Ex-3000 Dual Channel Sound Processor PRO Audio Exciter, 2/3 Way Professional Audio Cable Crossover Processor and so on.

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Supplier Homepage Product Audio Processors Graphic Equalizer Dual Channel 31-Band Equalizer for PRO Audio

Dual Channel 31-Band Equalizer for PRO Audio

FOB Price: US $100-120 / Piece
Min. Order: 200 Pieces
Min. Order FOB Price
200 Pieces US $100-120/ Piece
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Port: Jiangmen, China
Transport Package: Color Box
Payment Terms: T/T

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Basic Info
  • Model NO.: 2231
  • Hi-Fi: Not Hi-Fi
  • Operation Mode: Button Control
  • Application: Commercial
  • THD: <0.005%
  • OEM: Yes
  • Specification: Size: 3U
  • HS Code: 8543709990
  • Noise: <95dB
  • Activity: Active
  • Speaker System: 2.0 Channel
  • Monitor: None
  • Color: Black and Silvery
  • Trademark: binks
  • Origin: Guangdong
Product Description
Dual Channel 31-Band Equalizer for PRO Audio

2231 is designed basing on 1231 with adding compression limiter and type III Dolby noise reduction equalizer. With type III Dolby noise reduction function, help to further reduce the noise of the system, making the system very quiet. Compression limiter function use the currently best limiter IC (THAT2181 and THAT2522) for production, with greater than 120dB dynamic range, less than 0.0025% distortion, totally can meet with the professional level compression limiter. 2231 is a professional equalizer with equalizers, compressors, limiters, type III Dolby noise reduction, such three kinds of equipments together, widely using in various high-end applications.


Process feature
High-strength 3U aluminum panel chassis, beautiful and practical
dual filter dust-proof design, the complete elimination of dust impacts
45mm length faders produced by brand-named manufacturer, with good hand-feeling, precise adjustment
high-power switching power supply, with stable performance, wide voltage range
double-sided circuit board production, with reliable performance, low noise
Imported IC and high precision RC components, with high consistency, good sound quality
input / output connectors: 1/4 inch TRS, XLR and strip type terminals
professional-grade compression limiter function, with high dynamic range, low distortion


Technical Parameters
Input impedanceBalanced 40KΩ, 20KΩ unbalanced
Output ImpedanceBalanced 200Ω, 100Ω unbalanced
Maximum input level +21 dBu, balanced or unbalanced
Band Width 20HZ-20KHZ (+0.5 dB/-1dB)
Dynamic range109dB 115dB
SNR 95dB 100dB
Total Harmonic Distortion<0.005%
Channel Isolation90dB
Power Supply220V 24W


Detailed Pictures
Dual Channel 31-Band Equalizer for PRO AudioDual Channel 31-Band Equalizer for PRO AudioDual Channel 31-Band Equalizer for PRO Audio
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