Beyerdynamic MMX 150 - Headset Maintenance; Replacing Ear Pads; Technical Specifications

7MMX 150
EN
Turn counter-clockwise
and pull o
Replace ear pad
and turn clockwise
REPLACING THE EAR PADS
u To remove the ear pad, gently turn
it counter-clockwise and pull it o.
u To attach the ear pad, place it onto
the orange housing and gently turn it
clockwise until it sits tight.
TECHNICAL SPECIFICATIONS
Headphone
Transducer type . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dynamic
Operating principle . . . . . . . . . . . . . . . . . . . . . . . . . . . Closed
Sound coupling to the ear. . . . . . . . . . . . . . . Circumaural
Frequency response. . . . . . . . . . . . . . . . . . . . . 5 - 30,000 Hz
Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Ω
Max. sound pressure level
@1 mW / 500 Hz . . . . . . . . . . . . . . . . . . . . . . . . . . . 116 dB SPL
THD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.5%
Headband pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5 N
Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . USB-C
Weight (headphone) . . . . . . . . . . . . . . . . . . . 304 g (10.72 oz)
Microphone
Transducer type . . . . . . . . . . . . . . . . . . Electret condenser
Capsule diameter. . . . . . . . . . . . . . . . . . . . . . . 9.9 mm (0.39")
Polar pattern. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cardioid
Frequency response . . . . . . . . . . . . . . . . . . . . . 5 - 18,000 Hz
Max. SPL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118 dB
Signal-to-noise ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 dB