As one of its daily deals, Newegg offers the Sennheiser HD 518 Over-The-Ear Audiophile Headphones for $49.95 with free shipping. That's $2 under our mention from Black Friday week and the lowest total price we could find by $15. These open-back headphones feature a frequency response of 14Hz to 26KHz, Duofol diaphragms, and 10-foot cord. Deal ends today.