2N IP Uni - 4. Technical Parameters; Signalling protocol; Audio; Audio stream

Installation manual 2N® IP Uni
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4. Technical Parameters
Signalling protocol
SIP (UDP, TCP)
Buttons
Button design:Transparent, white backlit buttons with easily replaceable name tags
Button count:1or 2
Audio
Microphone:1 integrated microphone
Amplifier:1 W (class D)
Loudspeaker:1 W
Sound pressure level(SPL max): 77.5 dB (for 1 kHz, distance 1 m)
Volume control:Adjustable with automatic adaptive mode
Full duplex:Yes (AEC)
Audio stream
Protocols:RTP
Codecs:G.711 (PCMU and PCMA)
Bandwidth
Audio codecs
PCMA, PCMU – 64 kbps (with 85.6 kbps headers)