Wireless bluetooth speaker $ 18.35 Type: Bluetooth speaker Connection method: Bluetooth connection Interface type: USB Battery capacity: 1500 mA Frequency response range: 100HZ-20KHZ Output power: 10W Signal to noise ratio: 75dB Power supply mode: built-in lithium battery Play time: 6 hours Expansion storage: 32GB Function: insert card, radio, voice prompt, call function Operation mode: button Applicable people: general Shell material: plastic Speaker adjustment method: button Box material: plastic
