The Mi 13 lacks a 3.5mm headphone jack and will use a Type-C port, or users can use a wireless Bluetooth headset. 3.5mm headphone jack as a traditional headphone interface, has been eliminated in the vast majority of smart phones, this interface more occupies the internal space of the mobile phone, but also not conducive to waterproof and dust, plus today's wireless headphones develop rapidly, sound quality and function is also very good, so wireless headphones also began to replace the traditional 3.5mm headphones.