Beyer Dynamics MMX 300 PRO

Beyer Dynamics MMX 300 PRO

Beyer Dynamics MMX 300 PRO

Beyer Dynamics MMX 300 PRO

Wired black gaming headset with 46 ohms, closed back cardioid microphone, velour earpads TRRRS connector, 2 cables included

SKU: BYR-730670
MSRP: $379.00
MAP: $299.99


MMX 300 PRO is the ideal headset for all gaming and multimedia applications. The closed design ensures undisturbed gaming fun and sound enjoyment. The headset is supplied with a detachable connection cable with 2 x 3-pole mini jack plugs to connect to a headphone output and a microphone input. The delivery includes an adapter for connecting the headset to game consoles or notebooks and other devices with a combination jacks. The noise-cancelling microphone provides crystal-clear sound and ensures clear and precise voice transmission, even in a noisy environment. Soft headband and ear pads contribute to a high level of long-term comfort. If necessary, the headband and ear pads can be replaced. Furthermore, the headband pad comes with a recess around the fontanel to relieve pressure. The MMX 300 PRO MANUFAKTUR version can be customised in the beyerdynamic online shop.


Closed design
• Soft over-ear pads for high
wearing comfort
• Headband pad with a recess in the
area of the fontanel
• High-quality microphone for
excellent intelligibility of speech
• Single-sided, detachable cable
with an integrated remote control
• Made in Germany

• 1 x Connection cable with 2 x 3-pole mini jack
plugs (3.5 mm) to connect to a headphone
output and microphone input, e.g. PC
• 1 x Adapter with 2 x mini jack sockets (3.5 mm) and
1 x mini stereo jack plug (3.5 mm) to connect to
mini combination jacks (3.5 mm), e.g. game
consoles, tablets, smartphones etc.


Transducer type Dynamic
Operating principle Closed
Wearing type Over-ear
Frequency response 5 - 40,000 Hz
Nominal impedance 48 Ω per system
Sound pressure level
@ 1 mW/500 Hz
96 dB
T.H.D. @ 500 Hz < 0.05 %
Power handling capacity 30 mW
Ambient noise
18 dBA
Headband pressure 5.5 N
Weight 314 g
Length and type of cable 2.5 m / straight cable,
detachable, single-sided
with 5-pole stereo jack
Connection 2 x mini stereo jack
plugs (3.5 mm) & mini jack
adapter (3.5 mm) for

Transducer type Condenser
(back electret)
Operating principle Pressure gradient
Polar pattern Cardioid
Power supply AB powering
Supply voltage 2 - 9 V
Current consumption 0.6 mA
Sensitivity at f = 1 kHz 21.6 mV/Pa
Frequency response 20 - 20,000 Hz
Max. sound pressure level 121 dB
Microphone output unbalanced
Length mic boom approx. 190 mm
Capsule diameter 13 mm