Specification:

• Bluetooth: 5.0

• Frequency range : 90Hz-18KHz

• Rated power :≤18W

• Size :96*45*120mm

• Battery capacity: 4400mAh

• Size：116mm*88mm*43mm

• Weight: 392g

• Charging time :3-5 hours

• Operating temperature: -10~45°C

• Signal to noise ratio: ≥70db

• Functional interface: TF card, U disk,

   type-C charging port, microphone, audio input