From Bang & Olufsen, the Beolit 20 Portable Bluetooth Speaker features: Bang & Olufsen Signature Sound - True360 sound Up to 8 hours of playtime on a single charge 5W Qi Charging with compatible devices on the top tray Easy pairing with other Beolit speakers for stereo sound Anodized aluminum polymer base and leather strap design 3 x 1.5 full range speaker 1 x 5.5 long-stroke wideband woofer 2 x 4 passive bass radiators Customize preferences with Beosonic Tuning in Bang & Olufsen app Built-in rechargeable 3200mAh battery 3.5mm mini-jack USB-C port for charging Includes Plug adapter and USB-C cable Imported.