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4. Technical Parameters
Signalling protocol
SIP (UDP, TCP, TLS)
Buttons
Button design: white-backlit transparent button with replaceable nametags
Button count: 1
Audio
Microphone: 1 integrated microphone
Amplifier: 2 W (class D) amplifier
Speaker: 2 W / 8 Ω
Sound pressure level (SPL max): 71 dB (for 1 kHz, distance 1 m)
Output LINE OUT: 1 VRMS / 600 Ω
Volume control: adjustable with automatic adaptive mode
Full duplex: yes (AEC)
Speech transmission index (STI): 0.89
Audio stream
Protocols: RTP / RTSP
Codecs: G.711, G.729, G.722, L16/16 kHz
Camera
Sensor: 1/3'' colour CMOS
JPEG resolution: up to 1280 (H) x 960 (V)
Video resolution: 640 (H) x 480 (V)
Frame rate: up to 30 snapshots/s
Sensor sensitivity: 5.6 V/lux-sec (550 nm)
View angle: 128 ° (H), 95 ° (V), 134 ° (D)
Infrared light: yes
Sensor sensitivity without IR light: 0,1 Lux ± 20 %
Содержание IP Solo
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