Wi Digital Wi-ALP55 AudioLink Pro Smart Pocket Portable Stereo Digital Wireless Instruments and Audio Monitoring System with USB Audio Interface In-Ear Monitors & Studio Headphones - Provides the elegance of wireless freedom to professional in-ear personal monitors and conventional studio monitor headphones with exceptional sound experience to match your passion for your music Active/Passive/Stereo Electric Guitars & Electric Acoustic - Delivers stereo digital wireless connectivity in pure, pristine, wide band frequency response and exceedingly low noise to any electric guitar including guitars with stereo/dual pickup outputs. Synths, Keyboards, Digital Pianos & Electronic Drums - Designed for professional synths and electronic drums stereo wireless audio setup applications while delivering pristine full-range frequencies and powerful deep warm low tones you would expect to hear Wireless Guitar Interface for iOS, Android and Windows Smart Devices - Now guitarists can have the much sought after untethered pocket portable, plug in and play digital wireless guitar interface experience for iOS, Android and Windows smart devices. Wireless USB 2.0 Audio Interface - Enables users to wirelessly connect their gear to computers/tablets and enjoy digital USB audio streaming and monitoring with all of your computer's essential audio controls in the palm of your hand.