Philips DJ Monitor Headband Headphones for $20 + $1 s&h
Newegg offers the Philips DJ Monitor Style Headband Headphones in Black, model no. SHL3300, for $19.99 plus 99 cents for shipping. That's $7 under our mention from last fall and the lowest total price we've seen. (It's a current price low by $3.) Features include 40mm neodymium drivers, single-sided DJ monitoring, and a frequency response of 18Hz to 25kHz.