Aptoyu via Amazon offers Prime members the Aptoyu Portable Bluetooth Speaker for $16.99. Coupon code "HBYM22I6" cuts it to $9.99. With free shipping, that's $2 under our January mention and the lowest price we've seen. It features a 24-hour playtime, 33-foot Bluetooth range, built-in microphone, and 10-watt dual-drivers. Deal ends March 31.