The F.R.E.Q. M - original model by MadCatz, which uses a 40mm Neodymium driver. It uses a 3.5mm Stereo Audio & Microphone connection with a 1.8m cable. This delivers a frequency response of 20Hz – 20KHz and a sensitivity of 102dB at 1KHz at 60mV.
Mad Catz' F.R.E.Q. M Mobile Stereo Headset meets all your needs for gaming, media, and communication. Delivering clear stereo audio, the F.R.E.Q. M easily connects to your phone, tablet, and laptop. Included are two separate in-line cables with functions for your mobile devices. A smart-device in-line audio controller cable with integrated mic makes it perfect for hands-free phone use, and a separate in-line controller cable gives you the versatility to use the headset for gaming on your laptop. With 40mm drivers for booming stereo sound and a folding design for portability, the F.R.E.Q. M is an ideal travel partner.