Here is the specification of the Grandstream HT801 Single-Port Analog Telephone Adapter:
General Overview:
The Grandstream HT801 is a compact Analog Telephone Adapter (ATA) that allows you to connect a traditional analog phone to a VoIP (Voice over IP) network. It’s ideal for home or small office use.
Technical Specifications:
Interfaces:
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1 FXS Port (RJ11) for analog telephone connection
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1 10/100Mbps RJ45 Ethernet Port
Voice Codecs Supported:
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Wideband: G.722
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Narrowband: G.711 (A-law and µ-law), G.723.1, G.726, G.729A/B, iLBC, OPUS
Fax Support:
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T.38 Fax over IP
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Pass-through for traditional fax
Protocols:
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SIP (RFC 3261)
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Supports 2 SIP accounts
Security:
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TLS, SRTP
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256-bit AES encryption for secure provisioning using HTTPS
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Unique security certificate per device
Voice Features:
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3-way voice conferencing
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Call waiting, call transfer, call forward
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Do Not Disturb (DND), Message Waiting Indicator (MWI)
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Caller ID, speed dial, voicemail
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Configurable dial plan
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Silence suppression, VAD, CNG, Jitter buffer
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Echo cancellation (up to 96 ms)
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Adaptive jitter buffer
Network Features:
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DHCP/Static IP/PPPoE
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NAT traversal (STUN, keep-alive, symmetric NAT)
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VPN: L2TP, PPTP, OpenVPN
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QoS Layer 3 (ToS, 802.1p/Q)
Management:
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Web-based configuration interface
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TR-069, HTTP/HTTPS, TFTP, and AES-encrypted XML config files
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Syslog support
Power Supply:
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Input: 100-240V AC, 50-60Hz
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Output: 5V DC, 0.6A
Physical Dimensions:
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Size: 67 mm x 59 mm x 26 mm
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Weight: ~90g
Environmental:
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Operating Temperature: 0°C to 45°C
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Humidity: 10% to 90% (non-condensing)
Typical Use Case:
Use the HT801 to:
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Connect a standard analog phone to a VoIP service
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Enable cost-effective phone service for remote workers or small offices
