Best Buy offers a pair of Insignia 5-1/4" Bookshelf Speakers
in Black, model no. NS-SP213, for $49.99
with free shipping
. That's $20 off and the lowest total price we've seen. These speakers feature a frequency response of 80Hz to 20kHz, 5-1/4" woofer, and 3/4" silk dome tweeters.