Snom HS-MM2, Manual

Accessories/Headset 

From Snom User Wiki 

< Accessories 

Introduction  

All current snom phones support headset devices. Type of connection:  

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RJ11 connector (standard telecom handset connector) for 3xx series  

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Headphone jack (2.5 mm) for m3  

 
Required specification for the headset, snom 3xx series:  

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Microphone Type: Electret condenser microphone (ECM)  

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Sensitivity: - 38 dB to - 48 dB, 0 dB = 1 V/Pa, at f = 1kHz  

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Voltage: 1.5 V  

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Series resistance: 2 x 1.5 kOhm  

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Directivity: Omni-directional  

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S/N ratio: > 60 dB  

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Input impedance loudspeaker: 150 Ohm (+/- 50 Ohm)  

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Frequency range: 20 Hz - 10 kHz  

Subject to change without notice.  

snom Headsets  

Contents 

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1 Introduction  

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2 snom Headsets  

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3 PIN Layout 

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3.1 snom300  

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3.2 snom320 - snom360 - snom370 - snom820

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3.3 snom m3  

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4 GN Netcom Headsets 

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4.1 Wired types  

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4.2 Wireless types  

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5 Plantronics Headsets  

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6 m3 Recommended Headsets  

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7 FAQ  

Pagina 1 di 6

Accessories/Headset - Snom User Wiki

08/06/2009

http://wiki.snom.com/Accessories/Headset