• Easy to install, and designed exclusively for the Cisco® SPA 500 Series IP Phones

• 32 programmable buttons simplify dialing and call transfers

• Multicolored LEDs monitor the status of each configured voice line via Busy Lamp Field (BLF)

• Two attendant consoles can be linked, for a total of 64 buttons Learn More

Uses advanced voice quality-of-service (QoS) capabilities and the voice Session Initiation Protocol (SIP) stack

Supports reliable faxing with simultaneous voice and data use

Includes two standard telephone ports, each with an independent phone number, for use with analog fax or phone devices

Is compatible with all industry voice and data standards and common telephone features such as caller ID, call waiting, and voicemail Learn More

• Bluetooth Support

• Wideband audio for voice clarity and enhanced speaker quality

• Monochrome backlit display for ease of use, aesthetics, and onscreen applications

• Support for up to two SPA 500S or SPA500DS expansion modules

• Multiline support, multiple VoIP protocol support, integrated Ethernet switch, Power over Ethernet (PoE) support Learn More

Grandstream Handytone 486 Learn More

Grandstream HT286 Learn More

• Connect up to eight analog devices to your IP network, such as fax, standard phone, or overhead paging system

• Continue to use existing analog phones on your VoIP system

• Excellent for IP Centrex deployments, providing remote provisioning and support for dynamic, in-service software upgrades

• Clear, high-quality voice communication, using standards based voice codec's and quality of service Learn More

• One RJ-11 POTS (Plain Old Telephone Service) FXS port to connect an existing analog phone or fax machine

• One PSTN FXO port to connect to a Telco or PBX circuit

• Two 100BaseT RJ-45 Ethernet interfaces to connect to a home or office LAN, and an Ethernet connection to a broadband modem or router

• FXS and FXO lines that can be independently configured

• Secure encryption-based methods for communication, provisioning, and servicing Learn More

• VoIP Services (SIP, H.323/H.450)
• PC Soft Phone
• Automated Call Distribution (ACD)
• Centralized Attendant Service
• QSIG and IP Networking
• Conference Room (15 parties)
• PC Admin in Maintenance
• Direct Inward Dialing / Direct Inward System Access (DID/DISA)
• Call Recording
• Mobile Extension
• Call Statistics and Traffic Analysis
• Internal SMS Text Messaging
• Hunt Groups
• Multiple Class of Service with Walking COS
• Internal / External Call Paging
• Door Phone Box
• Least Call Routing (LCR) Learn More