DPA 4288-DP-F-B90-MH

The DPA 4288 CORE+ Cardioid Flex Earset Microphone in black, featuring a long 190 mm boom and the robust MicroLock connector, is built for performers, presenters, and broadcast professionals who require exceptional sound with maximum flexibility and discretion. Designed for precision placement and secure, comfortable wear, this single-ear earset offers focused directional pickup with an extended boom for optimal mic positioning.

Utilizing the acclaimed 4088 cardioid capsule and enhanced with CORE+ technology, the 4288 delivers low-distortion, natural sound with excellent clarity and high SPL handling. Its cardioid pattern ensures excellent background noise rejection-ideal for environments with multiple speakers or ambient sound. The MicroLock connector provides a secure, durable connection and is backward-compatible with MicroDot systems, making it a future-ready solution for integration with a wide range of wireless systems. Lightweight, moisture-resistant, and ergonomically engineered, this microphone is a top-tier choice for applications where audio performance and visual discretion are equally essential.

• Cardioid Directional Pickup: Isolates the speaker's voice while minimizing background noise-ideal for loud or live environments.

• CORE+ Audio Technology: Offers ultra-clear, distortion-free sound with high fidelity and detail at all volumes.

• Extra-Long 190 mm Boom Arm: Extended reach allows for precise mic positioning, perfect for larger head sizes or specialized setups.

• Professional Black Finish: Sleek, low-profile design suited for stage, broadcast, or live performance use.

• MicroLock Connector: Compact and secure locking mechanism-fully compatible with MicroDot systems for flexible connectivity.

• Lightweight One-Ear Fit: Ergonomic and comfortable earset designed for stable wear during active use.

• Moisture and Sweat Resistant: Built to handle high-humidity or high-activity conditions reliably.

• Modular and Swappable Design: Cable and connector can be easily replaced to suit different wireless systems.

• Quick Setup and Application: Ideal for professional environments requiring fast and discreet mic placement.

GENERAL SPECIFICATIONS:

• Model: 4288 CORE Plus

• Type: Cardioid Flex Earset Microphone

• Boom Length: 190 mm

• Color: Black

• Mounting Style: Single-ear Flex Earset

• 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 clarity and accuracy across dynamic range

• THD Benchmark: Less than 0.5 percent

• Audio Transparency: Improved sonic detail and fidelity

• Compatibility: Fully interoperable with legacy DPA microphone systems

MICROLOCK CONNECTOR:

• Design: Secure, compact quick-lock mechanism

• Housing: Durable metal construction

• Signal Stability: Reinforced electrical performance

• Compatibility: Fully backward-compatible with MicroDot infrastructure

PHYSICAL CHARACTERISTICS:

• Microphone Boom Weight: 0.8 grams

• Earhook 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:

• Optimized for theater, stage, live performance, and broadcast

• Ergonomic earset design with extended boom for accurate placement

• Discreet profile with strong off-axis rejection

• Secure fit and professional-grade connection for active use scenarios