Amazon offers its Amazon Prime members the Klipsch Image S3 In-Ear High Performance Headphones in Galaxy Green for $23.60 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.58.) That's $2 under our mention from four days ago and the lowest total price we could find by $15 (outside the mention below). Features include a 12Hz to 18kHz frequency response, 106dB sensitivity, and more.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months.

A close price: B&H Photo Video offers it in Rebel Red for $25.33 with free shipping.