Colour-changing wireless speaker, 10 W, IPX6 which means protection against water jets for 3 minutes, wrist strap for more comfortable wearing, 16 W output power, DC 5 V input, built-in 1200 mAh battery, works at a distance of 15-20 meters from signal sources, signal to noise ratio 75 dB, 100 Hz-15 K Hz frequency, includes 30 cm length type C charging cable, 4 hours of playing time, BT 5.1, packed in a brown carton box, product made from recycled ABS