Brand Name: VIKEFON 

Style: On-ear 

Vocalism Principle: Balanced Armature 

Origin: CN(Origin) 

Control Button: No 

Active Noise-Cancellation: Yes 

Communication: Wired 

Volume Control: No 

Sensitivity: 123dBdB 

Wireless Type: Bluetooth 

Is wireless: Yes 

Line Length: Nonem 

Support APP: No 

Function: For Mobile Phone 

Function: Monitor Headphone 

Function: Sport 

Function: Common Headphone 

Connectors: None 

Model Number: i7s tws wireless bluetooth earphones 

Support Memory Card: No 

Waterproof: Yes 

With Microphone: Yes 

Feature 1: With A2DP / AVRCP stereo audio transmission and remote control protoco 

Feature 2: One to two connections, can be connected to two mobile phones at the s 

Feature 3: listening to the song correct, support songs and call 

Feature 4: For support all Bluetooth mobile phone, tablet, notebook, singing it, 

Feature 5: Length 25MM. Width 15MM. High 35mm 

Feature 6: Applicable to smart phones, Bluetooth docking phones, office, driving 

Feature 7: Suitable for all smartphones 

Feature 8: Wireless Bluetooth Double Earphones 

Feature 9: Android Devices and Bluetooth Enabled Devices Generally High 

Feature 10: Welcome dropshipping 

Support Apt-x: Yes 

Feature 11: Upgraded to Bluetooth 5.0 Support Binaural call 

Feature 12: Upgraded to 2-3 hours playing time(100% guaranteed)