As one of its daily deals, Staples offers the Jabra VOX Corded Stereo In-Ear Headphones, model no. J1005560000120, for $29.99. Plus, Staples Rewards members receive free shipping. (Not a member? It's free to sign up.) That's the lowest total price we could find by $24. They feature a 3.5mm jack and in-line remote with microphone. Deal ends November 11.