Datavideo HP-2A Headset

Two-ear headset, closed-type headphones to eliminate sounds from the ear pads are soft and comfortable for long-term use, noise-canceling microphone Connection: x1 1/8" Audio/Microphone jack Headphone Specifications: Conversion principle: Dynamic Operating principle: Closed Frequency range: 10Hz-22kHz Nominal resistance: 24 ohms Nominal sound pressure level at 1kHz: 98dB T.H.D.: <0.2% (at 1 kHz 100 MW) Rated Power: 100 MW Microphone Specifications Conversion Principle: Capacitor Frequency Range: 20-16kHz Radiation Pattern: Omnidirectional Nominal resistance: 2.2 cOm Sensitivity: -64dB