Shure BRH50M Dual-Sided Broadcast Stereo Headset without Cable

• Closed-back, supra-aural design with soft, replaceable earpads provides long-wearing comfort and good isolation
• Dynamic microphone delivers natural, highly intelligible vocal reproduction with supercardioid polar pattern and frequency
• response optimized for communication in loud environments
• Ergonomic, ultra-lightweight design with split-frame adjustable, padded headband for long wearing comfort
• Rigid boom microphone pivots 270 degrees for left or right side wear
• A variety of cables are available to connect to a wide range of devices
• User-replaceable cable, earpads and windscreen provided for a long product life
• Legendary Shure durability to withstand the rigours of professional use

Microphone

• Type: Dynamic, Neodymium magnet
• Polar Pattern: Supercardioid
• Frequency Response: 40 to 16,000 Hz
• Output Impedance: 250 Œ©
• Sensitivity at 1 kHz, open circuit voltage: ‚àí60.0 dBV/Pa* (1.0 mV)
• Polarity: Positive pressure on diaphragm produces positive voltage on pin 1 (red wire) with respect to pin 2 (black wire)

Headphone

• Transducer Type: Dynamic, Neodymium magnet
• Driver Size: 40 mm
• Frequency Response: 20 to 20,000 Hz
• Sensitivity @ 1 kHz: 110 dB SPL/mW
• Impedance @ 1 kHz: 300 Œ©
• Maximum Input Power: 1000 mW
• Weight: 208 g (7.4 oz.), without cable
• Operating Temperature: 18¬∞ to 60¬∞ C (0¬∞ to 140¬∞ F)
• Storage Temperature: -29¬∞ to 74¬∞ C (-29¬∞ to 165¬∞ F)
• Relative Humidity: 0 to 95%