Williams Sound EAR 014 Dual Mini Earbuds For individuals with mild to moderate hearing loss, Fits in the outer part of the ear, 3.5mm mono plug, 1m cord, 16 ohm impedance For individuals with mild to moderate hearing loss Fits in the outer part of the ear 3.5mm mono plug, 1m cord 16 ohm impedance, Monoaural Recommended for FM receivers and select IR receivers