Corded Binaural Headset Office Monaural Headphone Microphone HandsFree Call Cen

Item Specification:
1. 150ohms speaker, to ensure the perfect voice quality
2. Compatible for the most telephones in call center
3. Application for Phone sales, Telephone Counseling Services,Insurance, Hospitals, Banks, Telecom operators, Enterprises.

Specifications:
Microphone type: electret condenser microphone(ECM)
Microphone sensitivity: 40db±3db
Microphone voltage: 2.0v
Receiver impedance: 150±10
Speaker Diameter: 28mm

Package Include:
1* 4-Pin RJ9 Crystal Binaural Headset

NOTE: It is a 4-Pin RJ9 Crystal Headset, not USB headset not 2.5mm headset not 3.5mm.










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