B20 2 in 1 Bluetooth Speaker + TWS Wireless Earphone HD Stereo Music Mini Earbuds Headset Loudspeaker

• 2-in-1 design, it is a Bluetooth speaker and TWS headsets

• High quality sound effect, bring excellent music experience

• With a lanyard, compact size, easy to carry and use

• Simple and stylish appearance, fine workmanship

• The in-ear earphones are comfortable to wear

• Suitable for all kinds of mobile phones and tablets with Bluetooth function

Specification:

• Bluetooth version: 5.1

• Earphone antenna: Ceramic bipolar 3216
  

• Earphone charging time: 45 minutes

• Speaker charging time: 60 minutes

• Speaker battery capacity: 600mAh

• Earphone battery capacity: 40mAh

• Charging voltage: DC 5V

• Signal distance: 10-15 meters

• Earphone music time: 3-3.5H

• Speaker music time: 2.5H

• Earphone chip: Jerry 6936D

• Earphone speaker: composite film 32?

• Earphone standby time: 15 days