4288-DP-F-B90-LH

Legendary Sound Quality
Combines DPA’s renowned 4088 directional capsule with a lightweight headset for pristine, natural voice clarity in spoken word and vocal performance.

High SPL Handling
Handles extremely loud vocal environments without distortion, with peak handling up to 147 dB SPL for clean speech and singing even at high volume.

Directional Pickup Pattern
Cardioid pattern offers strong off-axis rejection, ideal for live performances where feedback and background noise are concerns.

Flexible, Ergonomic Fit
Single-ear design with adjustable boom and earhook for easy left or right mounting; fits comfortably on a wide range of ear and head shapes.

Detachable Cable System
MicroLock connector with split-cable design allows for quick cable swaps and compatibility with multiple wireless systems.

Humidity-Resistant Capsule
Engineered to resist moisture and reduce distortion, making it suitable for demanding stage conditions.

Optimized Boom Length
120 mm boom places the capsule ideally at the corner of the mouth for optimal clarity while minimizing popping and breath noise.

Discreet and Durable
Slim 5.4 mm capsule with low visual profile in black finish; built for stage durability and long-term use.

Compatible with Wireless Systems
Works with major wireless transmitters via interchangeable adapters (MicroLock, TA4F, 3-pin LEMO, mini-jack).

Lightweight Design
Weighs just 10 grams, providing secure comfort for long performances without fatigue.

General Specifications
Model: 4288-DP-F-B90-LH
Description: DPA 4288 CORE+ Directional Flex Headset Microphone
Color: Black
Boom Length: 120 mm (4.7 in)
Ear Mount: Left side
Connector: MicroLock
Mount Type: Single-ear headset

Microphone Element
Capsule Type: 4088 Directional Capsule
Transducer Principle: Pre-polarized condenser
Polar Pattern: Cardioid
Operating Principle: Pressure gradient
Microphone Diameter: 5.4 mm (0.21 in)
Microphone Length: 12.7 mm (0.5 in)

Frequency & Sensitivity
Frequency Response: 20 Hz – 20 kHz
Sensitivity: 6 mV/Pa (–44 dB re. 1 V/Pa), nominal ±3 dB @ 1 kHz

Noise & Distortion
Equivalent Noise Level (A-weighted): Typical 26 dB(A), Max 28 dB(A)
Equivalent Noise Level (ITU-R BS.468-4): Typical 38 dB, Max 40 dB
Distortion THD <0.5%: 137 dB SPL RMS / 140 dB SPL peak
Distortion THD <1%: 139 dB SPL RMS / 142 dB SPL peak
Max SPL (THD 10%): 147 dB SPL peak
Dynamic Range: Typical 116 dB

Electrical Characteristics
Rated Output Impedance: 30–40 Ω (MicroLock), 100 Ω (via DAD9001 XLR Adapter)
Power Requirements: 5–10 V via DPA adapter (for wireless systems), P48 phantom power via DAD9001 (also works from 12 V)
Current Consumption: Microphone: 1.5 mA, With DAD9001: 3.5 mA
Output Balance: Signal balanced with DAD9001 adapter
CMRR: > 60 dB (50 Hz – 15 kHz, with DAD9001)

Mechanical Features
Cable Length: 1.25 m (4.1 ft)
Cable Diameter: 1.6 mm (0.06 in)
Connector Type: MicroLock
Weight: 10 g (0.35 oz), single-ear configuration
Polarity: Positive pressure on diaphragm produces positive voltage at MicroLock pin (pin 2 on DAD9001)
Operating Temperature: –40°C to +45°C (–40°F to +113°F)
Relative Humidity: Up to 90%

Application & Use
Intended Use: Spoken word, theater, musical performance, high-SPL live environments
Features:
Excellent off-axis rejection for feedback and background noise control
Humidity-resistant capsule design
Modular cable with swappable connectors
Ergonomic, flexible single-ear design
Boom rotates for left/right ear use
Minimal visual footprint
Boom length optimized for corner-of-mouth placement to reduce plosives

Color Options
Available Colors: Black (this model), Beige, Brown

Included in Model 4288-DP-F-B90-LH
4288 CORE+ Directional Flex Headset Mic
120 mm Boom
Black Finish
Left-Ear Mount
MicroLock Connector