※Adopt DSP floating-point processor with high level of integration and audio augmentation & signal processing algorithm, which can effectively resolve the

sound feedback and sound howling issue, It helps to improve sampling clarity and increase the quality of sound amplification and live recording.

※Automatic analysis and process over hanging microphone’s surrounding noise sampling from wide range, and effectively eliminate the classroom noise

like indoor fan wing and air conditioner and  free from damage over sound quality.Main Specification

※Distortion: ≤1% Db
※Frequency Response: 20Hz-20KHz                             

※Rated Unbalance Microphone Input:10mv　

※Feedback Suppression: AFR＞67dB                                          
※Convergence Rated: 38dB/sec                                     

※Gain Improver:AGC/>18dB

※Digital Sampling: 48KHz              
※SNR: ≥80Db                
※Amplifier Level Output: ≤20Mv

※Rated Level Line Input: ≤300Mv                 
※Environment Noise Suppression: NS/10-20Db         

※Working Condition: 0°C-55°C

※Ending Length of Feedback Suppression:120ms-256ms                 
※Rated Line Output Level Output: 0dB±1Db

※Tone Adjust： Treble：10KHz±12Db， Bass：10Hz±12Db    

※Output Power： 2x200W                                                
※Power Supply： AC 220V±10%/50Hz

  K-510   Professional Speaker

※Employ import full-frequency loudspeaker unit, bright tone and distinct human voice expression, easy installation and beautiful appearance.

※Spray HDF box with steel mesh.

※Suitable for various multimedia classroom, audio-visual room, conference room, etc.

Main Specification

※Full frequency, 2 units of loudspeaker, 5-inch woofer, 3-inch tweeter.

※Impedance： 8Ω                                                        
※Max SPL： 120Db                        

※Power：50W-100W

※Sensitivity：98Db（±2dB）                                              

※Frequency Response：20Hz-18KHz

  BH-05   Wireless UHF Microphone

※A single wireless microphone can match up with any receiver in the classroom. Close-range frequency matchup after open, no crossover when 100 sets

are used simultaneously, strong anti- interference ability, stable performance, wide dynamic range, optional random frequency.

※Diverge Degree: ±40K                           
※Distortion： ＜0.5%（A weighted）                        

※Frequency Response：50Hz-18KHz±3Db

※RF Output：10Mw                         
※Type：Super-cardioid