Shrih Black Mini USB Speaker.
Line-in (external audio signal) switch directly connected toPC MP3, Computer, Cell Phone, etc.
Supporting Line-out sound signal directly connected to Power Amplifier and computer input.
Built-in MP3 digital audio decoder chip with a sweet mellow and clear sound quality will help you to enjoy CD quality music and provide the high quality of life to you. Amplifier is creatively and boldly designed and the sound box structure is made with innovative optimisation and adjustment, which improves the quality greatly. Accompanying speaker for PC, MP3 and notebook. Mellow and clear timbre. Pure and elegant sound quality with unsurpassed effect. In compliance with acoustics and aesthetics rationale. Flexible sound with direct tone levels. Small sized design, easy to carry. External Volume Controller.2.0 Channel, Loudspeaker anti magnetic design, Charge current voltage: DC 5.V 500mA, Output power: 3Wx2, Output impedance: 40HM 3W, Frequency response: 50-18000HZ, SNR: -80dB, THD N: <0.3%, Built-in activ amplifier, Line-in (external audio signal) switch directly connected to MP3, Computer, Cell Phone, etc.