MSI

MSI H991 Wired Gaming Headset

SKU: 04080038

72SAR

In stock

Impedance: 32 Ω
Microphone: Integrated omnidirectional microphone (-47 dB ± 3 dB at 1 kHz)
Driver Unit: 40 mm dynamic neodymium drivers

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Full specifications

Display and connectivity

Connectivity: 3.5 mm audio jack with included 3.5 mm dual Y-splitter

Other specifications

Impedance: 32 Ω
Microphone: Integrated omnidirectional microphone (-47 dB ± 3 dB at 1 kHz)
Driver Unit: 40 mm dynamic neodymium drivers
Cable Length: 1.5 m + 0.2 m adapter cable
Part Number (MPN): S37-21000A1-V33
Frequency Response: 20 Hz – 20,000 Hz
Headphone Sensitivity: 101 dB ± 3 dB

About this product

The MSI H991 (MPN: S37-21000A1-V33) is a wired stereo gaming headset engineered for clear audio and lasting comfort. It features 40 mm audio drivers delivering balanced sound with a 20 Hz – 20 kHz frequency response. Built with a durable steel-reinforced frame and a self-adjusting headband, it incorporates plush circum-aural ear pads that offer passive ambient noise isolation. It includes an integrated omnidirectional microphone, an in-line volume control wheel, and a 1.5-meter 3.5 mm audio cable alongside an included 3.5 mm dual mic/audio adapter for seamless connectivity across PCs, laptops, consoles, and mobile devices.