Sangoma S406 VoIP Phone with Caller ID

The Sangoma S406 is a feature-rich VoIP phone designed for business professionals who demand reliable communication and advanced functionality. With a 3.5-inch backlit LCD display and support for up to 4 SIP accounts, this desk phone offers exceptional flexibility for handling multiple calls and lines. Its full-duplex speakerphone and HD Voice technology ensure crystal-clear audio, while the 28 programmable keys (7 physical keys with 4 pages) allow for efficient call management and customization. The S406 supports Power over Ethernet (PoE) for simplified installation and includes dual Gigabit Ethernet ports for network connectivity. Built on a Linux-based operating system, it provides robust security features such as VPN, TLS, SRTP, and 802.1X, making it suitable for secure business environments.

Advantages

• High-quality audio with HD Voice and full-duplex speakerphone
• Easy deployment with Zero Touch Provisioning and PoE support
• Extensive programmability with 28 keys and 4 line keys with LEDs
• Secure communications with advanced encryption protocols
• Compatible with FreePBX and PBXact for seamless integration

Suitable for

• Office environments requiring multiple SIP lines and call handling
• Businesses using FreePBX or PBXact PBX systems
• Users needing a reliable desk phone with PoE and Gigabit Ethernet
• Organizations prioritizing security with VPN and encrypted protocols

Key specifications

• Display: 3.5" backlit LCD, 320 x 160 pixels
• SIP accounts: 4
• Ethernet: 2 x Gigabit (10/100/1000 Mbps) with PoE (802.3af/at)
• Audio codecs: G.711u/a, G.722, G.726, G.729a/b, iLBC
• Programmable keys: 28 (7 physical keys x 4 pages)
• Line keys: 4 with LED indicators
• Soft keys: 4 context-sensitive
• Phonebook: up to 1000 entries
• Security: VPN (OpenVPN), TLS, SRTP, 802.1X
• Mounting: desk stand (2 angles) or wall mountable (optional bracket)

Recommendations

The Sangoma S406 is an excellent choice for businesses seeking a cost-effective yet powerful VoIP phone. Its combination of HD audio, extensive programmability, and robust security features makes it ideal for daily communication needs. Pair it with FreePBX for a complete unified communications solution.