Outdoor Portable Waterproof Mini Bluetooth Speaker With Big Suction Cup $ 6.80 Product information: Connection method: Bluetooth connection Interface type: USB Battery capacity: 600mAh Frequency response range: 100HZ-20KHZ Output power: 3W Signal to noise ratio: 75dB Power supply mode: built-in lithium battery Play time: about 4 hours Expansion storage: 32GB Bluetooth protocol: 3.0 Effective distance: 10 meters Function: plug-in card, waterproof, dustproof, anti-drop, call function Operation mode: button Applicable people: general Play format: MP3 Shell material: Plastic ABS Box material: Plastic Appearance size: 85x85x45MM Power supply mode: USB Color: white, blue, yellow, black, red, green
