Digigram IQOYA CALL Series User Manual page 11

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Maximum analog output level / impedance: + 24 dBu / < 100 Ω
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Analog output THD + Noise at 1 kHz / ­1 dBFS: < ­95 dB, load impedance > 5 kΩ
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1 headphones output (Jack 6.35 mm) with volume knob
Professional quality streaming
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Simultaneous encoding and decoding of different audio formats
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Extremely low back­to­back latency (down to 10 ms in PCM and EaptX)
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Real time measurement of network path
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Management of network conditions (jitter, lost packets, duplicated packets, disordered packets)
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Selectable FECs: +20 to +100 % bandwidth, according to RFC 2733
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Additional compensation of a lost packet
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AAC error concealment implementation
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A smart clock synchronization on incoming IP stream guaranteeing audio integrity
User interface and system management
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LCD + keyboard: 23 key keyboard + TFT color screen, 220x176 pixels ​
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Status: 6 status LEDs, 3 colors
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Stereo headphones output: 6.35 mm jack, max output level = 2x50 mW / 2x32 Ω load
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PC interface: Web pages on local web server
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SNMP v2 monitoring
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Log file
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Remote firmware update
Audio­over­IP formats and protocols
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Audio networking format: Full compliance with ACIP (EBU Tech 3326)
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Full compliance with SIP (RFC3261) ​
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Symmetric RTP mode with auto answer: ACIP RTP/UDP compliant. Automatic detection of audio format
from IQOYA *MOBILE, IQOYA *CALL, IQOYA *CALL/LE and IQOYA V*MOTE
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Included Audio stream formats:
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PCM linear 16/24 bits
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ITU G.711/722
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ISO MPEG­1/2 Layer I, Layer II, Layer III
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Fraunhofer Encode and Decode MPEG­4 pack
(AAC­LC, AAC­LD, HE­AACv1, HE­AACv2, AAC­ELD)
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Opus compression speech and music
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Optional audio stream formats: Enhanced­aptX Encode and Decode pack, 16/24 bits
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Auxiliary data transport: in­band RS232 and GPIOs data tunneling
( as an option on IQOYA *CALL/LE)
I QOYA *CALL - IQOYA *CALL/LE
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User Manual v0.99
( only on IQOYA *CALL)
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