Adorama offers the Samson G-Track USB Supercardioid Microphone in Black for $49.99 with free shipping. That's the lowest price we could find by $32 and the best price we've seen. It features a 19mm diaphragm, frequency response of 20Hz to 16kHz, desktop mic stand, mic clip, guitar cable, headphone extension, stereo line with RCA adapters, and USB cable.