Headset bandwidth Wideband Speaker bandwidth music mode Wideband Speaker bandwidth speak mode Wideband Microphone bandwidth Wideband Certifications Regulatory Approvals: CE, FCC, KCC, RCM, UL,
Industrial Certifications: Skype for Business, Avaya, Cisco AC power supply USB power supply by PC Bluetooth device No Connection (mini jack, USB, etc.) USB Cord length Control cable: 95 cm, HS cable: 120 cm
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