Superlux HD-330 Pro 150 Ohms – Thomann United States
Bosch LBB 344110 Under the Chin Headphones Stereo Black Mini phone 3.5mm Wired 150 Ohm 50 Hz 5 kHz Gold Plated Connector Under the chin Binaural In ear 3.94 ft Cable - Office Depot
Phone Earphone, 150 Ohm Speaker Phone Headsets Noise Cancelling Broad Compatibility With RJ9 Ports For Home And Call Center - Walmart.com