Product Details: Brand Name OEM Model Number mini speaker Type Active Use Home Theatre, Portable Audio Player, Mobile Phone, Computer Channels 2 (2.0) Special Feature Portable, Mini Place of Origin Guangdong, China (Mainland) Color black,red,blue.silver.green Payment & Shipping Terms: Detailed Product Description home theatre speaker For MP3/4,ipod,computer ,iphone et 2.smart designs 3.promotional gift 4.SD/MMC card reader,u home theatre speaker multi-function sound box,support SD/MMC card, USB driver,MP3, MP4, CD, DVD, Ipod, iphone, GPS, PSP, celephone and notebook etc Features: 1. New aluminun diaphragm micro-speaker with clear terble and pure bass. Acoustic design makes good sound quality. 2. Ergonomic design with screen makes the operation more convenient and easier. 3. New integrated design can play music of micro SD card directly. It also can be used as external audio to connect with your MP3, MP4, CD, DVD, Ipod, iphone, GPS, PSP, celephone and notebook. 4. Built-in high-energy battery and a variety of power supply such as computer usb and adapter DC-5V let you share music anywhere and anytime. Parameters: out put: rms6w(3w+3w)THD=10% frequency response: 150-18000HZ(±3db) signal and noise ratio of power amplifier.e80db loud speaker: 1.77inch(external diameter 45mm)magnetic resistant 4 ohms line in: configure3.5mm stereo's plugs power supply: 5V/1000mA,ACpower adapter.usb power rotate connect line(can choose) Music Playing: Insert Micro SD card or U disk to enter the music player mode automatically.Insert U disk displayed and insert micro SD card displayed Speaker Size: 16cm *5.4cm *5.4cm Package size: 16.5cm *7.3cm*5.5cm Weight: 350g Send your message to this supplier Model Number mini speaker Type Active Use Home Theatre, Portable Audio Player, Mobile Phone, Computer Channels 2 (2.0) Special Feature Portable, Mini Place of Origin Guangdong, China (Mainland) Color black,red,blue.silver.green out put: rms6w(3w+3w)THD=10% frequency response: 150-18000HZ(±3db) loud speaker: 1.77inch(external diameter line in: configure3.5mm stereo's plugs power supply: 5V/1000mA,ACpower adapter.usb 16.5cm *7.3cm*5.5cm Weight: 350g