Super Beetle Mini Speaker,USB Speaker,MP3 Speaker,Computer Speaker Size small timber perfect: Its sound effect matches that of big sound box Unique cute beetle design: Accompany you with its delightful quiver Portability: Small enough to carry around in your pocket. Built-in rechargeable battery: Cost efficient and convenience Specifications: 100% brand new and polished design Output Power: 2W Working Current: 200mA Power Requirement: 3.8V/200mAh Frequency Response: 100Hz-20KHz Dimensions: 4.764`` x 3.896`` x 1.901`` Color: Orange Blue Green Red Package Included: 1 x Beetle Mini Speaker 1 x USB Cable 1 x Audio Cable 1 x User Manual Package Size: 20.0 * 20.0 * 20.0 ( cm ) Gross Weight/Package: 3.0 ( kg ) Application: MP3, MP4, mobile phone, notebook PC, PC, DVD&VCD player Operation: 1. Connect the speaker to the audio output port through the audio line. 2. Push the button to turn on. 3. Volume can be contolled through the volume adjuster of audio devices like MP3, MP4, mobile phone, notebook PC, PC, DVD and VCD player. 4. Push the same button to turn off. Attention: 1. You can charge by connecting it to PC with USB line or by USB charger. 2. Its built-in battery should be charged at least 2 hours to be full charged. 3. The built-in battery can be recharged for around 500 times. 4. Let the first charge come and make it full charged when all power is used up. 5. When the red indicator light turns green, the charging is done.