Bluetooth clock speaker - built in lithium battery,Blue,5W

Connection method: Bluetooth connection
Interface type: USB
Frequency response range: 100Hz-20KHz
Output power: 5W
Power supply mode: built-in lithium battery
Playback duration: 8 hours
Extended storage: 32GB
Bluetooth protocol: 5.0
Number of speakers: 1
Effective distance: 10M
Operation mode: press key
Display: Yes
Playback format: MP3, wma, wav
Shell material: plastic
Speaker adjustment mode: key
Whether there is radio function: Yes
Box material: plastic
Appearance dimension: 13 * 6.5 * 5.5cm
Product weight: 0.350 (kg)