The MiFa A90 is a POWERFUL Bluetooth 5.0 speaker and perfect for the outdoors. The battery is 8000mAh with 60 Watts stereo sound. It's IPX8 waterproofing and will give you 25 hours of playtime and SUPERIOR sound. It has 3 LED light modes and a TWS connection which allows you to pair two A90 speakers at one time. Enjoy the 360-degree surround sound, hands-free calling and an auxiliary input. The A90 has 2 full frequency speaker and two sub woofer radiators. You can utilize the Micro SD Card or USB to play your music. It also comes with a nice protective case and a carrying strap. Music lovers will enjoy the sound, so sit back, relax or entertain with the A90.