Outdoor waterproof wireless small speaker $ 23.77 1.Plastic Case 2. Splashproof(IPX6) 3. Built in 2000mAh Li Battery 4. Support TWS(True Wireless Stereo) (optional) 5. Built-in MIC, with handfree(phone) function 6. With 2pcs passive radiators, bass enhanced Power source: Rechargeable Li Battery Output power: 6W*2 ,Stereo Bluetooth Solution: Actions Bluetooth 4.2 Audio Input: Wireless + AUX in Working distance: Up to 20M Working time: Up to 24 hours Speaker unit: 45mm