This wireless speaker features a rock shape with delicate grain. The device is well engineered to guarantee superior sound reproduction. Add fun to your audio system with this delightful rock speaker.
Frequency: 900MHz.
Full-range 5-inch speaker driver.
Electronic volume and auto tuning control.
Water-resistant level: IPX3.
Transmitter: AC/DC power adaptor.
Receiver: AC/DC power adaptor.
Operation distance of up to 80 meters in an open area.