"Sennheiser HME 27 Professional Broadcast Headset - over-ear desin, closed back, automatically opening two-piece headband ( a wide headband padding is included that converts the two-piece headband into a compact single..."

Sennheiser HME 26-II-100 Professional Broadcast Headset - dynamic, closed back and on-ear headphone, impedance 100 ohms, sensitivity 115 dB SPL/1 kHz, 1V, frequency range 20 - 18000 Hz, microphone: typ BKE 4-2,...

Beyerdynamic DT-797 - combination headset, twistable microphone, dynamic, closed, circumaural, 250 Ohms nominal impedance, 100dB nominal SPL, 5Hz-30kHz, 2 m cable, Microphone: condenser, phantom power...