Questyle M12i Portable DAC/Amp (Open Box) active-noise-cancelling response: 10 – 40

response: 10 – 40

In Package Accessories: Microfiber Polyurethane case

Both the earbuds and the charging case are made from a rugged

Lock Range: 31

analysis and test tool

Questyle M12i Portable DAC/Amp (Open Box) active-noise-cancelling response: 10 – 40Hardcore Technological Aesthetics The design of the Kunlun glass window, coupled with the exquisite craftsmanship of the PCB, presents the critical elements of signal processing and hardcore technological aesthetics. Apple MFI Certified for Guaranteed Performance and Compatibility The "i" in M12i indicates that it has been certified by Apple MFi. MFi certification ensures perfect support for iPhone iPad and seamless integration into the Apple