Description:This mini sized speaker music player is a portable speaker for both outdoors and indoors. Light-weight & mini sized body fits right in your hand, which is super convenient to bring with. Don't miss it!Specification:Music format: supports all common rate of MP3 formatHeadphone jack: support headphone outputPower Specifications: DC5V (USB power adapter or computer USB charging)Lithium battery specifications: 600mAEndurance: The actual playback time depends on the size of the volumeFrequency response range: 150-18000Hz (± 3dB)Storage media: for / memory card that supports FAT16 / FAT32 file systemSNR: >85dBOutput power: RMS 3Wx2 THD = 10%Color: Black, Silver, Blue, Green, Rose (Optional)Size: 5 x 5 x 5.2cm / 1.97 x 1.97 x 2inchPackage Weight: 150gQuantity: 1pcPackage included:1 x Mini Speaker Music PlayerNote:1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.