Recycled ABS outdoor color-changing speaker with wristband. IPX6 rated. Made from recycled ABS and fabric. 10W output, DC 5V input, 1,200mAh built-in rechargeable battery, with 4 hours of playing time. Working distance of 15-20 meters, signal-to-noise ratio of 75 dB. Frequency range: 100 Hz to 15 kHz. Includes 30 cm Type-C charging cable. Wireless connection technology: 5.1. Connect two speakers together via TWS. Individually packaged in a brown cardboard box.