2N VoiceBlue Next v3.0 - Manual (Page 86)

Technical Parameters 5.1
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5.1 Technical Parameters
Two-Channel Version
Dimensions (W x H x D) 170x130x45 mm
Power Supply
Type External power adapter (SELF type) 90-230V,50-60Hz
to 12V DC 2A
Power over Ethernet (PoE 802.3af)
Connector DC Jack 2.1mm
Power input Up to 20W
Interface
Protocols TCP,UDP,IP,RTP,TELNET,http,DHCP
Connector 1x 10/100BaseT Ethernet
Administration AT commands, web interface
VoIP
Signalling SIP
DTMF RFC2833
Count of voice channels 2
Voice codecs G.711 PCM at 64 kbps
G.729 Annex AB
PCM companding A-law/u-Law (optional)
Wireless Interface
Count of channels 2
Bandwidth GSM 850/900/1800/1900 MHz
UMTS 850/1900/2100 MHz
GSM Cinterion MC55i, or Wavecom Q55, or Telit UC864-G
Audio HR/FR/EFR/AMR
USIM/SIM card Small plug-in 3V
Antenna One external antenna (integrated antenna splitter)
SMA FEMALE connector
Others
Working temperature 5°C – 45°C
Air humidity Max 95% at 40°C