These Liger BLAZE Bluetooth 4.1 Sweatproof Earbuds Noise Cancelling Headphones drop from $99.99 to $39.99 to $35.99 using the code SALE3 at Groupon Goods. Plus, the shipping is free, making this the best price we could find for these wireless earbuds by $9. They have an eight-hour battery life, built-in microphones, and a sweat-proof construction. Sales tax is charged in most states.