Dynamo has a powerful 5W inbuilt speakers with acoustically tuned amplifiers to offer unbelievably clear sound output, relaxing bass and mid-ranges. You can easily pair two of these using TWS to make true wireless stereo. Enjoy a thriller on your smartphone, tablet, laptop or computer, with Portronics Dynamo using Bluetooth 5 or Aux cable. No Bluetooth, No Problem. Also use it as a speakerphone. The powerful 2000mAh lithium Ion battery can play music for more than 10-12 hours on a single recharge. Solid and stable shape in black colour goes well with stylish metallic grille. It weighs only 266 grams. 330 grams. It has water resistant and dust tight body. It is protected against splashing and light rain but should not be immersed in water. It is very stable even at highest volume. Got your playlist in a pen-drive? Just plug and play. When you get bored of your playlist you can switch to your favourite FM stations with a click of a button. All the control buttons are placed for easy access. For any product related query, service and warranty contact - 8588835580