SmartOmi via Amazon offers its SmartOmi WIT Bluetooth 4.1 Sweatproof Sports Headphones for $24.99. Coupon code "8DF9SV79" cuts it to $10. Plus, Prime members bag free shipping. They feature an IPX-4 waterproof rating, inline controls and mic, and ear hooks. Deal ends December 31.

SmartOmi via Amazon also offers its SmartOmi Motto Bluetooth 4.1 Noise-Cancelling Sweatproof Headphones for $49.99. Coupon code "NWX3HSM9" cuts it to $29.99. Prime members get free shipping. They feature wired and wireless capability, with an included auxiliary audio cable with 3.5mm plug, active noise cancelling, mic, and an IPX-4 waterproof rating.