SPA2 is a SIP video intercom & Paging device for industry application. The media stream transmission adopts standard IP/RTP/RTSP protocol. It inherits the advantages of the stability and the sound quality of VOPTech VOIP Phone. It is perfectly compatible with all the current SIP IPPBX /IMS platforms, such as Asterisk, Broadsoft, 3CX, Elastix, etc. It has various functions and interfaces, Such as Intercom, broadcast, video , security, recording, to adapt different application environment.

Feature Highlights

  • Small and exquisite, can be embedded in the internal installation
  • Emergency call button interface, active call
  • Interact with IPC camera, you can make a video phone call
  • NVR video recording, standard RJ45 interface
  • Recording output, 3.5mm standard audio interface
  • System online management and upgrade
  • 10W-30W adaptive output power


• Two SIP lines, supporting SIP 2.0 (RFC3261) and related RFC
• Supports two lines RTSP
• Voice broadcast IP address
• Button or remote volume adjustment
• Switch signal input and output
• Talkback recording output
• Hands free talking
• Default auto answer
• Dynamic multicast function
• Supports DC or POE power supply
• Support for Function key interface
• Support monophonic active speakers
• Network time synchronization
• Action URL / Active URI remote control


• Supports PoE (802.3af)
• Primary and secondary DNS servers are supported
• Support VLAN
• Supports SNTP Client
• Support VPN L2TP / PPTP / IPSec
• Supports SRTP
• Support for HTTP/HTTPS Web page
• Support Qos: 802.1p / q, DSCP
• Support MD5 authentication
• Supports Web Filter
• DHCP / static / PPPoE


• 2 RJ45 interface:
Yellow: WAN port 10 / 100M adaptive,
support POE
PoE: 802.3af (Class 3: 6.49 ~ 12.95W)
Black: LAN port (Only connected to the original camera)
Cable: Super five lines or better
• Numeric keypad
• 1 blue indicator (SIP status and network status)
• 2 volume plus or minus keys
• 1 restore factory settings key
• 1 recording output interface: 3.5mm standard audio interface
• 1 ground screw
• 1 way passive speaker interface: Output power: 4Ω, POE / 8W, 12V /10W,18V / 20W, 24V / 30W; related to supply voltage.
Wire diameter: 18 AWG or larger diameter
Interface: Pluggable terminal block
• 1 headset speaker:
interface: Pluggable terminal block
• 1 DSS key interface (4 lines):
Indicator: Positive 5.0V output Interface: pluggable terminal block
• 1 way microphone input interface:
Recommendation: Use an electret condenser microphone Sensitivity: -38dB,
bias voltage 2.2V
•1 short circuit input and output interface (built-in relay):
Relay: MAX DC30V / 1A, AC125V / 0.5A,
Interface: pluggable terminal block
• 2 parallel power input
interface: 12V-24V / 2A DC 1 road for the 5.5mm DC power seat 1 road way 2Pin,
pluggable terminal block
•Standby power consumption: to be determined
• Housing material: aluminum alloy shell
• Installation: Indoor installation
• Working Temperature: -30~70℃
• Storage Temperature: -40~70℃
• Working Humidity: 10~95%
• Device Dimension: 113 x 82 x 28mm
• Package size: 138 x 108 x 77mm
• Device Weight: 250g