Adorama offers the Shure SE425 Sound Isolating In-Ear Stereo Headphones in Clear, model no. SE425-CL, bundled with the Apogee Electronics Groove USB DAC/Headphone Amp for $409 with free shipping. That's $112 under the lowest total price we could find for these items purchased separately elsewhere. The headphones feature high definition microdrivers, frequency response of 20Hz to 19kHz, 64" detachable cable, and gold-plated 3.5mm connector. The amplifier features 24-bit/192kHz audio resolution and USB.

Also available is the Shure SE535 Sound Isolating In-Ear Stereo Headphones in Clear, model no. SE535-CL, bundled with the Apogee Electronics Groove USB DAC/Headphone Amp for $549.99 with free shipping. That's $114 under the best price we could find for these items purchased separately elsewhere. The headphones feature triple balanced-armature drivers, frequency response of 18Hz to 19kHz, 64" detachable cable, and gold-plated 3.5mm connector.