Spon NAS-8521A, User Manual

Page: 13 / 21

IP network intercom terminal User Manual
11
Intercom parameters
Code mode
Intercom coding, PCM means uncompressed data. ADPCM means
compressed data. ( small network data volume
）
Sampling rate The host intercom and monitoring sampling rate
（
8000Hz
，
22050Hz
）。
Input volume The total volume for the host intercom input (0~15
，
6 degree is 0dB)
Audio output
The host intercom audio output mode (the line output lie in the main board, the
speaker in the panels)
Choose speaker(panel):only the panel speaker with voice
Choose line output: the active speaker, panle speaker and amplifier output all
with voice
Output volume The total volume for the host intercom output
（
0~15
，
6 degree is 0dB
）
Intercom prompt
volume
The prompt tone volume of keytone, busy tone, hung up tone etc within
initiating intercom and receiving intercom .
Initiate intercom As a intercom initiator to set allow hung up intercom or not
Receive intercom As a intercom acceptor to set allow automatic answer or not
Automatic answer
waiting time
When accept the intercom for automatic answer,it can set to answer intercom
after waiting for a certain time.
Button calling Set the button response mode
Other panels join
the intercom
when one of the terminal panel is talking with the paging microphone ,it`s
allow others panel to talk with this Microphone or not meantime
Mic pick up distance Please set as per
the terminal’s surrounding environment, please set close
distance if in busy street.