Rugged and durable design.Powerful 20W (RMS) Audio Output, with DSP (digital signal processor) for superior sound quality.High-performance 45mm x 2 speaker drivers with HyperBASS passive radiator.Bluetooth V5.0 stereo speaker system, with 10M (30 Ft.) wireless range.Hands-free function with Built-in Microphone.TWS (True Wireless Stereo) capable - works as a stereo pair with a 2nd speaker (same model).Micro-SD (TF) Card slot MP3 player.3.5mm Stereo AUX-IN jack, for external device wired connection.Full-color RGB Dual speaker lighting with 9 lighting effects.IPX6 Water Proof rating: Protected against High-Pressure Jets.Compatible with Android, IOS & Windows Devices.Robust rubberized housing with twin metal grills.Wide Frequency Response: 60Hz - 20,000 Hz .USB Type-C Universal Charging Port .8.5 hour Music playback time, 4 hour charging time.Rechargeable Lithium Battery: 7.4V, 2000mAh.Accessories included: AUX cable 3.5mm to 3.5mm stereo plugs, AIWA Braided Nylon USB Type-C Charging Cable with Leatherette Belt, wrist strap.Dimensions: 200 x 85 x 83 mm.Weight: 613 g.