Trands Wireless Earbuds TWS28

After successful connection, Bluetooth earbuds will get connected to the device automatically when we take out earphones from the charging case.

• Bluetooth Version: 5.1
• Working Range: 10m
• Support Protocol: A2DP/AVRCP/HFP/HSP
• Frequency Response: 20Hz-20KHz
• Music Time: About 3h
• Talk Time: About 3h
• Stand-By Time: 100h
• Charging Time: 1h
• Charging Port: Micro
• Impedance: 32Ohm
• Earphone Battery: 30mAh*2
• Case Battery: 300mAh
• Built-In: Microphone
• Sensitivity: -85dBm