Redmi SonicBass Neckband Earphone

• Bluetooth Operation Frequency 2402-2480 MHz
• Max RF Output Power: <20 mW
• Wireless Range: 10 m (open space without obstacles): 5 V
• Input: 0.5 A
• Rated Capacity: 120 mAh
• Music Playback Time: Up to 12 hours
• Charging Time: Approx. 2 hours
• Standby Time: Approx. 200 hours
• Watt-hour: 0.44Wh
• Battery Type: Lithium polymer
• Wireless Connectivity: Bluetooth 5.0
• Bluetooth Profiles: HFP/A2DP/ HSP/AVRCP