As one of its daily deals, Musician's Friend offers the Peavey AmpKit LiNK Guitar Interface for Apple iPhone, iPod touch, and iPad for $29.99. In-cart it falls to $14.99. With $3.49 for shipping, that beats our mention from last month and is the lowest total price we could find today by $11. This device connects any electric guitar, bass, or line level source to an iPhone, most versions of the iPod touch, or iPad for use with musical and recording apps. It can also connect to headphones, powered speakers, and PA systems. Deal ends today.