Apogee Audio Interfaces for iPad, iPhone and iPod touch
Focusrite iTrack Solo Lightning USB / iPad Audio Recording Interface
Universal Audio Volt 1 recording audio interface ( podcasts on Mac, PC, iPad, and iPhone ) | Reverb
iPad Compatible Audio Interfaces list (16)
Ipad Pro and Audio Interface. : r/GarageBand
iPhone & iPad Audio Interfaces | Gear4music
5 Essential iPad Accessories for Music Makers : Ask.Audio
Apogee Boom 2IN x 2OUT USB Audio Interface for macOS, iPad Pro and Windows
PreSonus AudioBox iTwo USB/iPad Audio Interface for Mobile Producers – Bananas at Large®
How to Connect A USB Audio Interface to an iPad or iPhone - thegaragebandguide.com
ZOOM Handy Audio-Interface USB for PC/Mac/iPad U24 | PVXmusic
Behringer | Product | iS202
Amazon.com: IK Multimedia iRig Stream stereo audio interface for iPhone, iPad, Mac, iOS and PC with USB-C, Lightning and USB for 24-bit, 48 kHz recording from mixers and studio gear : Musical
Amazon.com: Apogee ONE Audio Interface for iPad & Mac : Musical Instruments