4288-DP-F-F90-MH

Cardioid Pickup Pattern: Captures focused voice while minimizing background noise-ideal for live sound and vocal clarity.

CORE+ Audio Technology: Provides clean, distortion-free sound with enhanced detail and natural dynamics.

100 mm Boom Arm: Medium-length boom for precise microphone placement and consistent audio capture.

Beige Finish for Discreet Appearance: Blends easily with skin tones, making it ideal for stage, video, or broadcast use.

MicroLock Connector: Compact, secure locking connector-compatible with MicroDot systems for flexible wireless use.

Stable Dual-Ear Headset Design: Lightweight and comfortable for long wear with a secure fit during active use.

Moisture Resistant Construction: Reliable performance in humid or high-activity environments.

Modular System: Cables and connectors can be quickly swapped to suit different systems and applications.

Quick to Fit and Use: Perfect for fast-paced events, presentations, worship services, and theatrical productions.

General Specifications

Model: 4288 CORE Plus

Type: Cardioid Flex Headset Microphone

Boom Length: 100 mm

Color: Beige

Mounting Style: Dual-ear Flex Headset

Connector: MicroLock

Capsule Type: 4088 directional (cardioid) capsule

Audio Performance

Directional Pattern: Cardioid

Principle of Operation: Pressure gradient

Cartridge Type: Pre-polarized condenser

Frequency Response: 20 Hz to 20 kHz

Sensitivity: 6 mV/Pa, -44 dB re 1 V/Pa

Equivalent Noise Level A-weighted: Typically 26 dB(A), maximum 28 dB(A)

Equivalent Noise Level ITU-R BS468-4: Typically 38 dB, maximum 40 dB

Distortion THD less than 1 percent: 134 dB SPL RMS, 137 dB SPL peak

Maximum SPL THD 10 percent: 144 dB SPL peak

Dynamic Range: Typically 111 dB

Electrical Characteristics

Rated Output Impedance: 30 to 40 ohms

Cable Drive Capability: Up to 300 meters with DAD6001-BC XLR adapter

Output Balance Principle: Signal balanced with DAD6001-BC XLR adapter

Common Mode Rejection Ratio: Greater than 60 dB from 50 Hz to 15 kHz with DAD6001-BC

Power Supply via Adapter: Minimum 5 V, maximum 10 V

Power Supply with DAD6001-BC: P48 phantom power, operational from 12 V

Current Consumption: Typically 1.5 mA microphone only, 3.5 mA with DAD6001-BC

CORE Plus Technology

Distortion Reduction: Minimizes nonlinearities for high clarity

Audio Transparency: Maintains consistent fidelity across full dynamic range

THD Benchmark: Less than 0.5 percent

Compatibility: Works seamlessly with legacy and CORE-equipped DPA systems

MicroLock Connector

Locking Mechanism: Quick, secure fit with compact design

Housing: Durable metal body for professional use

Signal Integrity: Optimized for reliability in high-demand setups

Compatibility: Fully backward-compatible with MicroDot systems

Physical Characteristics

Microphone Boom Weight: 0.8 grams

Headset Frame Weight: 1.1 grams

Cable Weight: 6.6 grams

Total Weight: 8.5 grams

Microphone Diameter: 5.4 mm

Cable Length: 1.3 meters

Cable Diameter: 1.6 mm

Environmental

Operating Temperature Range: Minus 40 to 45 degrees Celsius

Relative Humidity: Up to 90 percent

Electromagnetic Compatibility: Fully compliant

Application Suitability

Tailored for theater, live performance, worship, and broadcast

Discreet and stable dual-ear fit ideal for active use

Short boom for precise mic placement and minimal visibility

Built to perform in professional production and touring environments