i-Electronix via Amazon offers the AwesomeWare Wireless Karaoke Microphone for $29.99. Coupon code "7SKLJXNJ" cuts it to $23.99. With free shipping, that's tied with last week's mention, $6 off list, and the lowest price we could find. It features speaker frequency of 100Hz to 10kHz, Bluetooth, USB, and a paring range up to 33 feet. Deal ends March 31.