UE-112 is a multi-purpose speaker of the voice and the reduction of music has a remarkable performance, excellent frequency response peace straight line because of the frequency of small speakers, the speakers may be different with arbitrary.
UE-151 speaker is specifically designed for multi-purpose users, ladder-box design, the use of small standing body. Very low distortion, the sound perfect.
UE-183 design using symmetrical balance, it is a perfect high, the bass performance, applicable to all workers to more offices, conference rooms, bars, karaoke establishments OK to use Office.
EU-5220 adopt a balanced design, which has the final destinations bass moving to the tenor good level of performance and bright treble.