Channel: 1 Power Mode: USB Power supply: built-in lithium battery Color: black, gold Frequency response range: 80HZ-20KHZ Bluetooth Protocol: V4.2+EDR Play format: MP3 Is there a radio function: Yes Output power: 5W Product weight: 0.45 Connection method: Bluetooth connection Interface Type: USB Number of speakers: 3 Goods number:NS-BM2S Appearance size: 230mm*121*mm*68mm Speaker adjustment method: touch Applicable people: General Box material: engineering plastic Battery capacity: 1500 mA Shell material: engineering plastic Duration: 10 hours Effective distance: 10 meters Support format: TF card Signal to noise ratio: ≥85dB Extended Storage: 32GB Type: Bluetooth Speaker Function: External audio player / touch control / 7 lights, call function, voice prompts, card, radio Major sales areas: Northeast Asia, Europe, Africa, Southeast Asia, Middle East, South America, North America, Others Keyword Magnetic levitation Bluetooth speaker, maglev levitation bluetooth speakers, Maglev Floating Speaker, Levitating Bluetooth Speaker, magnetic floating hi-fi speaker, magnetic floating bluetooth speaker, Wireless Magnetic Levitating NFC Bluetooth Speaker, wholesale bluetooth speaker, export bluetooth speaker