Adorama offers the Audio-Technica Plus Cardioid Condenser USB Microphone
, model no. AT2020USB+, bundled with the Ultrasone PRO 550 Closed-Back Headphones
with free shipping
. That's $112 under the lowest total price we could find for these items purchased separately elsewhere. The microphone features a frequency response of 20Hz to 20kHz, 44.1/48kHz sampling rate, headphone volume control, mix control, internal headphone amplifier, USB, and tripod desk stand. The headphones feature a 10Hz to 22kHz frequency response, 64-ohm impedance, 50mm mylar drivers, and spare pair of earpads.