Brand Name: CHOETECH
Design: Plain
Type: Other
Features: practical
Function: Dirt-resistant
Function: Anti-knock
Compatible Brand: Apple iPhones
Function 1: No Calling Function and Music Control
Function 2: 2 In 1 Dual Ports Headphone Adapter
Function 3: For IPhone oplader phone accessories
Function 4: phone case for iphone 7plus 8plus case
Function 5: case for iphone 7 plus phone case
working voltage: 4.75-5.25V DV
Do you support call/voice?: Yes