BYZ V5.0 TWS True Wireless Stereo Bluetooth Earbuds with 500mah Lithium Polymer Charging Port

BYZ V5.0 TWS True Wireless Stereo Bluetooth Earbuds with 500mah Lithium Polymer Battery Charging Port

• Elegant set of bluetooth earbuds which produce crystal clear, high definition stereo sound and include a microphone that allows the user to take phone calls while using them. The item has their own compact swivel open carry case and they can be recharged from any USB port or a mains adapter. They are presented in a black box along with a micro USB cable and an instruction leaflet.
• True Wireless Stereo Earbuds, perfect for listening to your favorite tunes or having a conversation with crystal clear wireless audio.
• 100% Wireless Stereo Headphones
• YB018 uses True Wireless Technology, so drop the wires and enjoy the freedom.

1. Bluetooth Version: V5.0, class II       
2. Chipset: RTK8763BFR
3. Bluetooth Profile: HFPv1.7, HSPv1.2, A2DPv1.3, AVRCPv1.6, SPP1.2
4. Bluetooth Range: about 10M                                                                                                      
5. Music Time: about 5.5H                                                                               
6. Talking Time: about 5.5H                                                                        
7. Charging Time: 1.5H                                                                            
8. Charging Type: 3.7V, 50mAh rechargeable lithium polymer battery                                                                                      
9. Operating Temperature: -10-55°C                                                             
10. Frequency Range: 2.402-2.480GHZ                
11. Overall Demensions: 60mm*32mm*46.5mm                   
12. Net Weight: 4.6*2g  
13. Charging case: 500mAh rechargeable lithium polymer battery
14. Speaker size: 8mm                                                                                                                                                                                                           
15. auto connection