USB mini speaker

USB mini speaker Description: FM :87.5-108MHz frequency range Speaker: 3W * 2 Battery: Built-in polymer battery Expanded ring frequency: 150 18000Hz (+-3dB) This mini speaker can be said to be the perfect combination of classic and modern, sound in Need. The new aluminum diaphragm micro-speaker, clear treble, clean bass. Unique design, so sound quality is better. The new concept of integrated mobile music portable digital audio sound, connect your MP3, MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phones, laptops, U disk, SD card. Metal, is more noble fashion, different, different colors, a variety of programs to give you more choices. PC USB, Adapter DC-5.5V power supply a variety of methods to enable you to listen to digital at any time the charm. Color: five colors or styles optional Product Unit: months Product Size: 14.5*5*5.2cm high cm/0.25KG Material: Aluminum case, mini aluminum diaphragm speaker Packing:Transparent PVC box Speaker function parameters Output RMS 6W (3W +3 W) THD = 10% Frequency 150-18000Hz (± 3dB) ≥ 80dB SNR Speaker 1.77 inches (Foreign Economic 45MM) magnetically shielded, 4 ohm InterfaceLINE In 3.5mm stereo plug with Enter5V/1000mA AC power adapter, USB power adapter connection (optional) Note voltage must be used between the 5V-5.5V, use the power adapter (5V) or a computer USB power supply (5V), higher than 6V voltage causes the line fault. qh ruv can put in TF card Note: This paragraph can not use the battery; power adapter (5V) required to make with Oh! (With MP3 Charger Universal) Function socket description ANT: antenna jack, when using the FM audio cable into the hole DC-5V: Power Charging Interface LINE IN: Audio input POWER: Power switch MICRO SD: TF card or MICRO SD Interface Accessories: USB charger cable, 3.5 audio on the record line, use the manual The speakers can be connected computers, MP3, CD, look like a small, sound quality it very well, I believe that our recommendation it! Color: black. White. Pink,light green,blue