Karrimor Sure Fit Sport Earphones

These Karrimor Sure Fit Earphones offer maximum stability and comfort during fitness and running routines. Small silicone hooks secure the earphones in place for greater comfort over long periods of time and adapt to multiple ear sizes Sure Fit Technology (3 pairs of ear buds) . High resolution . Sweat repelling . Built-in microphone. Voice Prompts for easy use. Type: In ear. Impedance: 32 Ohm. Speaker sensitivity: 92 plusmin. 3dB at 1KHz . Output: 5 Mw (0.40V.R.M.S). Total harmonic distortion: . Response bandwidth: 20-20,000Hz. Speak diameter: 9.4mm plusminus 0.2mm. Microphone sensitivity: -40dB plusminus 3dB at 1KHz. Frequency range: 30-16,000Hz. Weight: 0.66 oz. (14.4g). Imported.