DD ddHiFi TC28i Pro Female Dual Type-C to Male Lightning OTG & Charging Adapter (Open Box) Sale Compared to the shape that

Compared to the shape that is organic and touches the ear on a large surface

Diaphragm type

Braided cables made of SPC (silver plated copper) wires

5" unit offers first-class AD/DA-conversion from/to SPDIF

HIFIMAN Heritage

DD ddHiFi TC28i Pro Female Dual Type-C to Male Lightning OTG & Charging Adapter (Open Box) Sale Compared to the shape thatTC28i 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,