SPA112 - Cisco Small Business
SPA112 - Cisco Small BusinessSPA112 - Cisco Small Business
Cisco Small Business SPA112 - VoIP phone adapter
Part Code: SPA112
  • Manufacturer: Cisco Small Business
  • Device Type: VoIP phone adapter
  • Form Factor: External
  • Data Link Protocol: Ethernet, Fast Ethernet
  • VoIP Protocols: SIP, SIP v2, RTCP, RTP, SRTP


Eliminate compromise on voice quality or features for phone and fax capabilities associated with Internet voice over IP (VoIP) service. Cisco VoIP solutions provide the quality, peace of mind, and investment protection at an affordable price.

The Cisco SPA112 2 Port Adapter enables high-quality VoIP service with a comprehensive feature set through a broadband Internet connection. Easy to install and use, it works over an IP network to connect analog phones and fax machines to a VoIP service provider and provides support for additional LAN connections.

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The Cisco SPA112 includes two standard telephone ports to connect existing analog phones or fax machines to a VoIP service provider. The phone line can be configured independently. With the Cisco SPA112, users can protect and extend their investment in their existing analog telephones, conference speakerphones, and fax machines as well as control their migration to IP voice with an extremely affordable, reliable solution.

Compact in design and compatible with international voice and data standards, the Cisco SPA112 can be used with residential, home-office, and small business VoIP service offerings, including full-featured hosted or open source IP PBX environments. This easy-to-use solution delivers advanced features to better connect employees and serve customers, all on a highly secure Cisco network.

Product Features

  • Toll-quality voice and carrier-class feature support
    The Cisco SPA112 delivers clear, high-quality voice communication under a variety of network conditions. Excellent voice quality in challenging, changeable IP network environments is made possible through the advanced implementation of standard voice coding algorithms.
  • Large-scale deployment and management
    The Cisco SPA112 enables service providers to provide customized services to their subscribers. It can be remotely provisioned and supports dynamic, in-service software upgrades. A highly secure profile upload saves providers the time and expense of managing and preconfiguring or reconfiguring customer premises equipment (CPE) for deployment.
  • Outstanding security
    The Cisco SPA112 supports highly secure, encryption-based methods for communication, provisioning, and servicing.
  • Compact size
    Designed for small spaces, the Cisco SPA112 can be installed as a desktop unit or mounted on a wall.
  • Comprehensive feature set
    The standards-based Cisco SPA112 is compatible with Internet VoIP provider features such as Caller ID, call waiting, voicemail, call forwarding, distinctive ring, and much more to provide a complete, affordable, and highly reliable solution for high-quality VoIP.
  • Easy installation and changes
    The web-based configuration utility enables quick deployment and easy changes.
Product Details
Device TypeVoIP phone adapter
Form FactorExternal
Data Link ProtocolEthernet, Fast Ethernet
VoIP ProtocolsSIP, SIP v2, RTCP, RTP, SRTP
Telephony Interfaces2 phone (FXS)
PowerAC 120/230 V ( 50/60 Hz )
Dimensions (WxDxH)10.1 cm x 10.1 cm x 2.8 cm
Weight153 g
Manufacturer Warranty1 year warranty
Show Detailed Specification Show Detailed Specification
Device TypeVoIP phone adapter
Width10.1 cm
Depth10.1 cm
Height2.8 cm
Weight153 g
Form FactorExternal
Connectivity TechnologyWired
Data Link ProtocolEthernet, Fast Ethernet
Network / Transport ProtocolTCP/IP, UDP/IP, ICMP/IP, ARP, DNS
Remote Management ProtocolHTTP, HTTPS, TFTP, TR-069
Status IndicatorsPort status, power
FeaturesNAT support, ARP support, VLAN support, SNTP support, Trivial File Transfer Protocol (TFTP) support, IPv4 support, DHCP client
Encryption AlgorithmMD5, TLS, 256-bit AES
Compliant StandardsIEEE 802.3, IEEE 802.1p
IP Telephony
VoIP ProtocolsSIP, SIP v2, RTCP, RTP, SRTP
Voice CodecsG.711, G.728, G.729a
Telephony Interfaces2 phone (FXS)
IP Telephony FeaturesVoice activity detection (VAD)
Expansion / Connectivity
Interfaces2 x modem - RJ-11
1 x 100Base-TX - RJ-45 ( WAN )
Cables Included1 x network cable - 1.8 m
Compliant StandardsUL, ICES-003, FCC Part 15 B, RoHS, A-Tick
Power DeviceExternal power adapter
Voltage RequiredAC 120/230 V ( 50/60 Hz )
Manufacturer Warranty
Service & Support1 year warranty
Service & Support DetailsLimited warranty - 1 year
Environmental Parameters
Min Operating Temperature0 °C
Max Operating Temperature45 °C
Humidity Range Operating10 - 90% (non-condensing)

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