4288-DP-F-C90-MH

Cardioid Directional Pickup: Focuses on the speaker's voice while rejecting background noise-ideal for live sound and speech reinforcement.

CORE+ Audio Technology: Ensures distortion-free, highly detailed sound with superior clarity.

100 mm Boom Arm: Medium-length boom for accurate and stable mic placement near the mouth.

Discreet Brown Finish: Subtle appearance blends well with skin tones, perfect for stage and broadcast use.

MicroLock Connector: Secure, compact locking system-compatible with MicroDot systems for flexible wireless integration.

Dual-Ear Headset Fit: Offers added stability and comfort for long wear during performances or events.

Sweat and Moisture Resistant: Reliable operation in high-humidity or active environments.

Modular Cable System: Easily replace or adapt cables and connectors for use with different wireless systems.

Quick and Easy Setup: Designed for fast application in theater, worship, presentations, and professional AV setups.

General Specifications

Model: 4288 CORE Plus

Type: Cardioid Flex Headset Microphone

Boom Length: 100 mm

Color: Brown

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 Suppression: Enhances fidelity across full dynamic range

Audio Clarity: Improved vocal detail and off-axis rejection

THD Benchmark: Less than 0.5 percent

Compatibility: Seamlessly integrates with DPA legacy and CORE systems

MicroLock Connector

Locking Design: Quick, secure connection

Housing: Rugged metal build

Signal Integrity: Electrically reinforced for reliable use

Compatibility: Backward-compatible with MicroDot ecosystem

Physical Characteristics

Microphone Boom Weight: 0.8 grams

Headband and Hook 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

Ideal for professional theater, worship, broadcast, and stage use

Dual-ear headset offers enhanced stability during active performances

Short boom provides discreet placement with accurate voice capture

Built for rugged professional environments with secure MicroLock interface