Specifications:With antenna, support FM radio receiving.Support micro SD or TF card and having digital display.Compact and mini, easy to carry.Support connect the phone, computer or tablet by AUX cable.Type: Mini SpeakerMaterial: Aluminum AlloyInterface: 3.5mm Audio, USB2.0TF/Micro SD Card Extension: Max. 32GB (Not Included)Driver Unit: 45mmPower Output: 3WFrequency: 150Hz - 18KHzS/N: 80dBFM Radio Frequency: 87.5MHz - 108MHzCharging Time: about 2 HoursLasting Time: about 1 HourBattery Type: Polymer Lithium Battery (Included)Battery Voltage: 600mAhFeatures: Portable, Mini, with Antenna, Music Playing, Digital DisplaySize: 5cm x 4cm x 5cm/1.97" x 1.57" x 1.97" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Mini Speaker1 x USB Cable1 x Audio Cable