As one of its daily deals, TigerDirect offers the Aerial7 Apex Heat Earbuds in Red bundled with the Aerial7 Bullet Storm Earbuds in Multi-Color for $12.99. This $10 mail-in rebate cuts it to $2.99. With around $4 for shipping, that's $3.50 per set, $2 under our April mention of a similar Aerial7 earbud 2-pack, and the lowest total price we've seen. The Apex Heat set features 9mm drivers and a microphone; the Bullet Storm set features 10mm drivers and four different sized pairs of gel tips. Deal ends today.