2N NetSpeaker Complete Manual page 20

Ip audio system
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Formatting SD card
Audio Parameters
This section is devoted to speaker sound parameters.
Volume and mute – use this parameter to set the loudspeaker volume. This
setting will not be active until saved. Use remote control or press the 2N®
Power supply –
of the type of power used.
Speaker impedance − is automatically detected if
speaker(s). This information is provided during the
Maximum gain – select a power supply and speaker type to determine the
maximum gain.
Sound path delay – set the expected 2N® NetSpeaker delay (buffer size) for
Wi–Fi installations or potentially unreliable packet deliveries (500 ms or more).
Sampling frequency – set the audio signal sampling frequency.
Bits per sample – define the count of bits per audio signal sample.
Channels – define the count of audio signal channels – stereo/mono bridged
Bit stream – define the count of bits to be transmitted in 1 s of the audio signal.
The IP packet overhead is not included in this information.
Advanced Settings
Disable multicast – multicast is a Point–to–Multipoint transmission option,
which saves the network capacities (if implemented in network elements) and
server resources. Multicast can be turned on globally in the
Multicast can be adjusted for each speaker individually.
Disable remote control – disable remote
Enable Telnet – Telnet connection is disabled by default for security reasons
upon
select this option to enable Telnet during this connection. This option, however, is
not recommended for security reasons.
Switch on relay while transmitting – select this option, for example, to switch
on/off the external amplifier if available.
Channel – set the
Button mode – select the HW button mode – channel switching or volume
setting. Or, deactivate the buttons.
Expander − is an advanced feature of the
enables load balancing through the network of expanders and this option is used
to assign
®
2N
TELEKOMUNIKACE a.s., www.2n.cz
NetSpeaker
buttons.
2N
®
stereo - two independent audio channels are used for two independent
speakers.
mono - only one channel is used for audio transmission and both speakers
produce the same sound.
2N
®
NetSpeaker unit –
2N
2N
®
NetSpeaker
NetSpeaker
detects this parameter to inform the server
2N
2N®
NetSpeaker Server
®
NetSpeaker
channel.
to the particular Expander.
2N
®
NetSpeakers
2N
®
NetSpeaker
Administrator
®
NetSpeaker
setting.
connection. You can
2N
®
NetSpeaker
system, which
uses
start.
tab.
20

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