[. . . ] [. . . ] Pick your fit and push yourself to your personal best with stunning Sennheiser acoustics that won't fall out, guaranteed. SPoRT Series Specifications In-the-Ear In-the-Ear 17-21, 000 Hz Sealed 4. 5 feet, Asymmetrical 0. 3 oz 113 dB 16 ohms < 0. 2% 1/8" Earbud Twist-To-Fit 19-21, 000 Hz Open 4. 5 feet, Asymmetrical 0. 4 oz 117 dB 64 ohms < 0. 1% 1/8" Earbud Ear-clip 18-21, 000 Hz Open 4. 5 feet, Asymmetrical 0. 4 oz 114 dB 64 ohms < 0. 1% 1/8" Earbud Neckband 19-21, 000 Hz Open 4. 5 feet, Single-Sided 0. 5 oz 121 dB 64 ohms < 0. 1% 1/8" Fit Principle Holding Mechanism Frequency Response Speaker Principle Cable Length Weight Sensitivity (SPL @ 1, 000 Hz) Nominal Impedance Total Harmonic Distortion Audio Connector Fit Principle Holding Mechanism Frequency Response Speaker Principle Cable Length Weight Sensitivity (SPL @ 1, 000 Hz) Nominal Impedance Total Harmonic Distortion Audio Connector Fit Principle Holding Mechanism Frequency Response Speaker Principle Cable Length Weight Sensitivity (SPL @ 1, 000 Hz) Nominal Impedance Total Harmonic Distortion Audio Connector Fit Principle Holding Mechanism Frequency Response Speaker Principle Cable Length Weight Sensitivity (SPL @ 1, 000 Hz) Nominal Impedance Total Harmonic Distortion Audio Connector Sennheiser is a registered trademark of Sennheiser Electronic GmbH & Co. KG 10/08 Printed in USA Sennheiser Electronic Corporation, One Enterprise Drive, Old Lyme, CT 06371 · Tel:(860) 434-9190 · Fax: (860) 434-1759 · www. sennheiserusa. com PMX 80 oMX 80 MX 85 [. . . ] [. . . ]