Descriptions: <br>1.V5.0 chip has built-in high resolution decoder and high audio coding technology (AC/SBC). It can enhance engine output from built-in 6mm moving coil speaker unit and polyester film diaphragm. It can listen to the excellent sound quality wireless, cast aside the cable disturbance, and fully enjoy the spiritual food brought by each song.<br>2.V5.0 chips are planned to upgrade to binaural calls, while supporting noise reduction function and environmental sound monitoring mode, so that calls can be understood, heard, efficient communication, and efficient communication.<br><br>@$Specifications:<br>Color: black,white<br>Size: 114*157*40mm<br>Model: QCY T2C<br>Bluetooth Version: V5.0<br>Communication distance: 0 m (barrier-free environment)<br>Charging time: about 2 hours<br>Standby time: about 120 hours<br>Music time: about 4 hours<br>Battery types: polymer lithium batteries<br>Support protocol: HFP/HSP/A2DP/AVRCP<br>Headphone battery capacity: 3.7v43 Mah<br>Charging box battery capacity:800mAh<br><br>Package Included:<br>1x Bluetooth Earphone<br>1x Charging line<br>1x Instruction<br><br>Notes:<br>1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.<br>2.Please allow slight dimension difference due to different manual measurement.<br>