Amazon has Wireless bluetooth earbuds on sale for $19.79 after using promo code QU7XAKS6
at checkout. This is a lower price than the lightning deal that had it for $22.49.
The earbuds have a built-in mic which supports siri, and also included is a charging case/stand (similar to Apple's) which can charge the earbuds up to 4-6 times.
The headphones have a 4.2 star rating out of 5 with 109 reviews.