2N Helios IP Base Manual Del Usuario página 30

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Audio
Microphone: integrated microphone
Loudspeaker: 1 W
Sound pressure level (SPL max): 78 dB
Volume control: adjustable with automatic adaptive
mode (optional)
Full duplex: Yes (AEC)
Speech transmission index (STI): 0.80
Audio stream
Protocols: RTP
Codecs: G.711, G.722
Camera HD
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: 135° (H), 109° (V)
Night Vision: NO
Sensor sensitivity without IR light: 0.1 Lux ± 20 %
Focal length: 2.3 mm
Video stream
Protocols: MJPEG video streaming using http (not using
RTSP)
Codecs: H.263, H.263+, H.264
Mechanical properties
Working temperature: -40° C to 55° C
Working relative humidity: 10 % – 95 % (non-
condensing)
Storing temperature: -40° C to 70° C
Dimensions: 229 x 109 x 31 mm
Weight: netto max. 1 kg
Covering level:
o
o
IK7
IP65
30

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