|The iRig HD-A is the first high-quality 24-bit audio interface that fits in your pocket and connects directly to your Android device and PC. It features superior digital audio quality and offers a premium 24-bit A/D converter for a crystal clear digital signal that's free from noise and crosstalk. Plus, its ultra-low-draw power consumption circuitry eliminates the need for batteries â€“ it's powered by your mobile device or computer. An onboard gain control allows you to dial in the perfect signal level for your instrument and apps, and a multicolor LED lets you know what's going on with your interface and signal. The iRig HD-A is compatible with AmpliTube for Android as well as any other real-time processing apps which support USB/OTG audio input. Use the iRig HD-A anywhere you play guitar â€“ on the go, in the studio or on your PC at home.