Wireless bluetooth speaker phone holder Hands-free calls with lamp desktop speaker card USB subwoofer Product information： Product model: ks-1981 Product color: black, gold Product size: 188*93*130mm Product output: 8WX2 Frequency response range: 20Hz-20kHz Battery capacity: 1200mAh Function： * TF Card,USB * Bluetooth * AUX * Hands-free calls * FM (Built-in super FM antenna) * Phone holder