computer speakers,We are the manufacturer of computer parts,such as case,power supply,keyboard,mouse,speaker and so on. Regarding the pricing we just have the quotation of the highest quality:We use the best material.If you need help or more information,just contact sale@jehoval.com.   
product information:            Digital circuit, Built-in Amplifier
3.5mm stereo audio input
Back access to power On/Off with volume +/-
Power output: 3Wx2 RMS
Driver unit: 1.5"x2 (magnetically shlelded)
Frequency response: 100Hz-20KHz
Separation: >=65dB
S/N: >=92dBA
Power supply: DC 5V by USB cable
Product size: H103xW60xD82(mm)
Size of color box: L216xW100xH108(mm)
Size of carton: L520xW442xH340(mm)/30sets  container: 20'/11100sets, 40'/22200sets, 40'HQ/27000sets