Description Key Features of Sennheiser MM 500-X Wireless Over-the-ear Headset Circumaural Closed Headset Over-the-head Design Bluetooth Wireless Connectivity Built-in Omni-directional Microphone 15 Hz – 22000 Hz Headset Frequency Response 100 Hz – 10000 Hz Microphone ...
Description ey Features of Sound Magic ES 18 Headphone Red and BlackWiredIn-the-ear EarphoneIn-ear-canalphone Design10 mm Earphone Driver UnitsNeodymium Magnet15 Hz – 22000 Hz Headphone Frequency Response16 ohm Earphone Impedance100 dB/mW Earphone Sensitivity at 1 kHzSpecifications ...