Headset bandwidth
Speaker bandwidth Music mode
Speaker bandwidth Speak mode
Microphone bandwidth
Certifications
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Regulatory Approvals: CE, FCC, KCC, RCM, UL, Industrial Certifications: Lync, Avaya, Cisco, Alcatel Lucent and Astra
AC power supply
Bluetooth device
Connection (mini jack, USB, etc)
Cord length
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Control cable: 95cm, HS cable: 120cm
