The FiiO i1 is an Apple MFi certified, digital to analog converter (DAC) and headphone amplifier designed for Apple’s Lightning connector. Within the device is a high quality chip. The chip supports lossless audio formats, as well as achieve high signal-to-noise ratio and low distortion. The i1 has a built in high-sensitivity microphone that ensures voice is clearly head during calls and recordings. The device is simply plug and play for a seamless operation. An app is also available for the i1 for future firmware upgrades. When an Apple device goes into standby mode the i1 automatically adjusts and fall into a low power consumption mode. Users can also set the i1 to go into standby mode or sleep mode after a certain period of time to reduce the power consumed by the i1. It is compatible with a wide range of Apple apps. The i1 is perfect for iOS devices without headphone jack.