S21

Specifications:
• Function Mode: Bluetooth /Handsfree/ TF card/AUX/TWS
• Bluetooth Standard: V5.0+
• Bluetooth Range: 10m
• Bluetooth Profile: HFP/A2DP/AVRCP/HSP
• Speaker Audio Power: 5W*1
• Bluetooth Frequency: 2402MHz-2480MHz
• Frequency  Response: 100Hz-18KHz
• Battery: 3.7V/1500mAh
• Charging Time: 3 hours
• Talk Time: 4-5 hours
• Play Time: 5-6 hours
• MicroUSB interface
Description

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