Califone E3 Ear Bud

Califone E3 Ear Bud is designed for education — combining durability, comfort, and audio clarity in a simple, student‑friendly form.Key Features & Benefits Noise‑reducing ear covers help block ambient distractions Two sizes of ear covers included so students of varying ages can get a good fit Rugged ABS plastic body resists shattering in daily use Tangle‑proof 3.9 ft flat cord keeps use hassle‑free Inline volume control for safe, adjustable sound levels Universal compatibility — works with smartphones, tablets, computers, and audio devices with 3.5 mm jacks 1‑year manufacturer’s warranty for school use Technical Specifications SKU: E‑3 Cord length: 3.9 ft (1.2 m) Impedance: 16 Ω (per CompSource listing) Frequency response: 12 Hz – 22,000 Hz Driver: approx 9 mm / 10 mm (varies by listing) Body: ABS plastic, replaceable ear covers