Specification: Name: Magnetic Suspension UFO Colorful Lantern Bluetooth Speaker Function: magnetic levitation; LED lighting; bluetooth speaker Bluetooth: 4.0 Acceptance distance: 8-10M Speaker size: 1.5' (40mm) Speaker power: 5W Number of speakers: 1 Charging time: 4H Base input voltage: 15V Frequency response: 105-200Khz Distortion: <1% Signal to noise ratio: 85dB Product size: φ18.5x34.1CM Speaker UFO size: 13.8x4.6CM Suspension base size: 18.5x3CM platform; 18.5x28CM speaker base Product weight: UFO 307.5G; base 860G Product power: 1200MA; 3.7V Continuous use time: 8H (suspension function alone)