Business Wireless Bluetooth Sports Headphones, Color: Q12 Green 300 mAh(Colorful Box) Tag-For T-Mobile Signal to noise ratio: >=95dB

Signal to noise ratio: >=95dB

backpack clip

0 + EDR wireless transmission

Bottom cover with wireless charging coil replacement for Apple Watch Series 4 44mm (LTE)

Business Wireless Bluetooth Sports Headphones, Color: Q12 Green 300 mAh(Colorful Box) Tag-For T-Mobile Signal to noise ratio: >=95dB1. Material: plastic 2. Built in lithium battery: 90mAh 300mAh (optional) 3. No stuttering, low power consumption, using the newly upgraded Bluetooth 5. 2 to connect with mobile devices, the signal is more stable and the transmission is faster 4. Charge for 10 minutes and talk for 4 hours, saving about 50% of the charging time 5. Double noise reduction system, filter the external environment noise, reduce the interference during the call, deep noise