Sennheiser HSP Essential Omni Headworn Microphone – Beige

Warm Audio Quality & Low-Profile Comfort: Sennheiser HSP Essential Omni (Beige)

The Sennheiser HSP Essential Omni (Beige) brings high-end broadcast speech reproduction into an accessible, highly durable headworn microphone package tailored for presenters, stage actors, and public speakers.

Built with Sennheiser’s KE 4 omnidirectional capsule, this headset delivers rich, uncolored voice reproduction while remaining visually discreet against lighter skin tones and stage lighting. Available now in our Sennheiser pro audio store catalog, the HSP Essential Omni pairs effortlessly with Sennheiser wireless bodypack transmitters to provide reliable performance across demanding live events.

Key Features & Pro-Level Advantages

• KE 4 Condenser Capsule: Newly designed omnidirectional element yields warm, highly natural vocal transmission without distortion or harsh proximity effects.
• High SPL Handling (148 dB): Accurately handles powerful dynamic voices and loud theatrical shouting without acoustic clipping or overload.
• Ergonomic & Flexible Neckband Frame: Lightweight band self-adjusts comfortably to different head sizes for security and stability during active performances.
• Reversible Boom Positioning: The flexible microphone boom arm can be quickly attached to either the left or right side to adapt to user preference or stage placement.
• Patented Umbrella Diaphragm™ Protection: Sweat-resistant capsule design shields internal sensitive condenser electronics against moisture ingress.
• Industry-Standard EW Connector: Fitted with a gold-plated 3.5 mm locking mini-jack for direct plug-and-play operation with Sennheiser wireless systems.

Key Technical Specifications

• Device Type: Professional Headworn / Neckband Condenser Microphone

• Transducer Principle: Pre-polarized Condenser (KE 4 Capsule)

• Polar Pattern: Omnidirectional

• Frequency Response: 20 Hz – 20,000 Hz

• Sensitivity (Free Field, 1 kHz): 2.5 mV/Pa ±3.5 dB

• Maximum Sound Pressure Level (SPL): 148 dB

• Nominal Impedance: 1 kΩ

• Min. Terminating Impedance: 4.7 kΩ

• Equivalent Noise Level: 30 dB(A)

• Cable Length: 1.3 m (4.25 ft)

• Connector Type: 3.5 mm Locking Mini-Jack (Sennheiser EW Wireless Standard)

• Weight: Approx. 25 g (0.88 oz) with cable / 8.5 g (0.3 oz) without cable

• Color: Beige (BE)

Compatibility & System Integration

• Wireless System Compatibility: Fully compatible with Sennheiser Evolution Wireless Digital (EW-D, EW-DX), EW-G4 (100/300/500 series), SpeechLine Digital Wireless, AVX, and XSW bodypack transmitters.

• XLR Phantom Power Adaptation: Can be converted for wired XLR mixing console inputs using an optional Sennheiser MZA 900 P phantom power adapter.

• Box Contents: 1x Sennheiser HSP Essential Omni microphone (Beige), 1x foam windshield (SL MZW 1), 1x soft drawstring pouch, quick start guide.

• System Expansion: Explore matching Sennheiser wireless bodypack transmitters, receivers, and antenna systems on our dedicated Sennheiser Brand Store.