Sennheiser HSP 4-ew-3 - Cardioid Collar microphone

Sennheiser HSP 4-ew-3

The Sennheiser HSP 4-ew-3 is a condenser cardioid neckband mic designed for vocal and speech applications. Featuring integral wind/pop shield and easily interchangeable/combinable components this microphone will last you a lifetime. For wireless applications, the headmic can be used with different Sennheiser bodypack transmitters, depending on the connection cable (see "Variants"). For wired applications, the headmic can be used with the MZA 900 P / MZA 900 P-4 phantom power adapter.

HSP 4-ew-3 Features

• Modular overall system, i.e. all system components are easily interchangeable and combinable
• Excellent feedback rejection
• Microphone includes a detachable cap as integral wind/popshield
• Individually adjustable to all head sizes
• Twist-proof microphone boom (Ø 2.0 mm), can be attached to the left or right side (removable attachment clip)
• Flexible gooseneck section
• Connection cable can easily be interchanged
• Attachment clip for microphone boom can be interchanged
• All metal parts coated in a physical vapour deposition process

Specifications

• Transducer principle (Microphone): pre-polarised condenser microphone 
• Frequency response: 40 - 20 000 Hz 
• Cable length: 1,6 m Microphone 
• Weight: 9,2 g 
• Diameter capsule: 8,4 mm 
• Diameter boomarm: 2,4 mm 
• Pick-up pattern: cardioid 
• Sensitivity in free field, no load (1kHz): 4 mV/Pa 
• Nominal impedance: 1000 Ω 
• Min. terminating impedance: 4700 Ω 
• Equivalent noise level: 37 dB(A) 
• Maximum sound pressure level (passiv): 150 dB 
• Current consumption: ca. 250 µA 
• Operating voltage (stand alone): 4,5 - 15 V