Specification:

• Frequency range : 90Hz~18KHz

• Product size : 96mm*45mm*120mm

• Amplifying service time: 6-8hours

• Battery caoacity: 3.7V 4400MA(18650 2200MA*2)

• Charging volltage: DC 5V

• Appearance technolgy: ABS+TPU

• Bluetooth range: 10meters

• Format support: MP3/WMA/ WAV/APE/ FLAC

• Bluetooth version: 5.0

• Horn size: Double voice clil speaker4Ω 3inch

• Output power: 18W

• Music-use time: 6-8 hours(medium volume)

• Functional interface: TF card/USB/DC5V/AUX/MIC

• Bluetooth Speaker