HOCO EW71 Circular Silicone Cord TWS Sports Earbuds Purple MacBook by Model_MacBook Pro A1278 4 2020 Tempered Glass /

4 2020 Tempered Glass / Screen Protector

Plug-and-play operation

- System requirements: Windows 10

Surface treatment technology: carbon fiber drying

Size: 64x31mm

HOCO EW71 Circular Silicone Cord TWS Sports Earbuds Purple MacBook by Model_MacBook Pro A1278 4 2020 Tempered Glass /HOCO EW71 Circular Silicone Cord TWS Sports Earbuds Purple Specification Bluetooth: 5. 4,Jelly: AC6973D4 Support protocol: Headset Hands free A2DPAvrcp Transmission range: 10 meters; Transmission frequency: 2. 4GHz Maximum RF Output Power(EDR): 4DB Modulation Type(EDR): GFSK, 4 DQPSK Speaker: 9MM Impedance: 322%. Frequency Response: 20~20000Hz Sensitivity: 98db or 3db. Charging voltage DC5V Charging time for headphone is about 1 hour. Charging box