DD ddHiFi TC28i Pro Female Dual Type-C to Male Lightning OTG & Charging Adapter restocking fee The ergonomically designed housing also

The ergonomically designed housing also allows optimized length of the sound tube for expandable bass while promoting great seal and easy wearing over your ears

and audiophiles

to experience a more authentic sound and new emotions

The Mercury USB cable takes the standard USB transmission standard and re-writes it for high-end audio

DD ddHiFi TC28i Pro Female Dual Type-C to Male Lightning OTG & Charging Adapter restocking fee The ergonomically designed housing alsoTC28i Pro Lightning to USB C OTG and Power Adapter Improve sound quality while charging The USB audio decoding device without battery needs to take power from the mobile phone so as to work. However, the output current of the iOS device has certain restrictions, so the chip can't work in the best state for the most of the time. But when the external power supply is connected at the same time, the power supply environment of the circuit gets improved,