B-Stock, IK Multimedia iRig HD, Audiointerface for Apple iOS Devices and computers, High-quality instrument-level 1/4" Hi-Z input jack, Detachable cables for Lightning, 30 pin and USB connector compatibility, Preamp gain control, High-quality low-noise, high-definition preamp, High-quality 24-bit A/D conversion, Powered by the iOS device or USB, Also works with line level signals from synthesizers, keyboards and mixers, Ultra-compact and lightweight, Maximum Input Level: from 330 mVpp to 7 Vpp, Gain Control Range: 26 dB, Input Noise: -97 dB RMS, Distortion (THD): 0.005%, Frequency Response: 20Hz-20kHz +/- 0.2 dB, Package includes: iRig HD high quality digital guitar interface, iOS lightning connection cable, iOS 30 pin connection cable, USB connection cable, Dimensions: 30x99x21 mm, Weight: appr. 35 g - Attention: iRig HD is compatible with iPhone 5, iPhone 4S, iPhone 4, iPod touch (5th, and 4th generation), iPad 4th generation, iPad 3rd generation, iPad 2, iPad and iPad mini. iOS 5.1 or later is required. Mac: Mac OS X 10.5 or later. May change without notice, B-Stock with full warranty, may have slight traces of use