DIGITAL SPEAKER CH-M58

Connection method: Bluetooth connection Interface type: USB Frequency response range: 100HZ-20KHZ Output power: 5W Signal to noise ratio: 75dB Power supply mode: built-in lithium battery Channel: 2 Playing time: 6 hours Expansion storage: 32GB Bluetooth protocol: 5.0 Number of speakers: 1 Effective distance: 10 meters Operation mode: button Applicable people: general Play format: MP3 Shell material: plastic Is there a radio function: Yes Box material: plastic Appearance size: 233*109*130mm Product weight: 0.543 (KG) Item No.: CH-M58 Packing list: charging cable + microphone