Touch Three Level Brightness Adjustable Bedside Lamp $ 54.94 Product information: Connection method: Bluetooth connection Interface type: USB Frequency response range: 100HZ-20KHZ Output power: 6W Signal to noise ratio: 75dB Power supply mode: plug-in use Channel: 2 Extended storage: not supported Bluetooth protocol: 5.0 Number of speakers: 2 Effective distance: 10 meters Operation method: touch Applicable people: general Play format: MP3 Shell material: AL+ABS+SI Speaker adjustment method: touch Cabinet material: ABS Appearance size: 25422064mm Product weight: 0.525 (KG) Packing list: Bedside lamp*1