Superlux HMD-685A Overview
The HMD-685a Professional Intercom Headset and Boom Mic from Superlux is a single, ear-cup design that features an anti-vibration gooseneck boom microphone. It can be used with the Superlux IS-103 intercom set (sold separately) to satisfy the requirements of studio and broadcast productions.
The headset has a frequency response of 20 Hz to 20 kHz and provides clear detail for broadcasting sporting events, cable access television, houses of worship, event productions, and more. Additionally, the microphone features a dynamic, noise-compensating capsule and a frequency response of 50 Hz to 15 kHz. It is tailored for speech applications. The headset includes a 9.8′ cable that terminates with a 4-pin female connector (A4F).
Compatible with the Superlux IS-103 Intercom Set
Features a headset frequency response of 20 Hz to 20 kHz
SpecificationsHEADPHONETransducer principle:dynamic, closedEar coupling:CircumauralFrequency response:20~20,000 HzImpedance:400 ΩSensitivity:96 dB SPL at 1 kHz, 1 mW Max.Input Power:100 mWCaliper pressure:approx. 4.5 NMICROPHONETransducer principle:dynamic, cardioidFrequency response:150~10,000 HzPolar Pattern:cardioidOutput voltage:-64 dBV/Pa(0.6 mV/Pa)at 1 kHzImpedance:250 Ω



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