Crystal 2A - 2FXS

Crystal 2A - 2FXS Access Gateway

The Crystal 2A Access Gateway enables high quality, feature rich telephone service through your cable or DSL internet connection. Just plug it in to your home gateway or router.


High quality, crystal clear sounding voice.


Compatible with all common telephone features, caller ID, call waiting, voice mail.





The Crystal 2A Professional is a two FXS gateway based on the SIP 2.0 standard. Providing one WAN port and three LAN ports, it allows up to four computers to share any broadband feed in an office or at home. This is a commercial grade product designed for providers.


•Supports auto-provisioning with remote firmware upgrade

•Password protected access and configuration

•Web-based configuration through a built-in web server

•Supports Session Initiation Protocol (SIP)

•Supports multi voice compression

•Supports Dynamic Host Configuration Protocol (DHCP)

Key Advantages

•    Routing ability with “Built in” QoS

•    Commercial Carrier grade products

  1.    Complete Lock and Encrypt Admin

  2.    (guarantees product functions only on provider network)

•    Full remote provisioning with encryption

•    Outstanding voice quality

•    Highly competitive pricing


Key Features

•    Voice Codec: G.711, G.723.1, G.729A

•    Voice Activity Detection (VAD) and CNG (comfort noise generation)

•    PLC (packet loss concealment) and Dynamic Jitter Buffer L2/L3 QoS

•    T.38 FAX

•    WEB. Telnet Configuration

•    Auto Provisioning

•    PPP/PPPOE, DHCP Client/Server

•    Support Polarity Reversal

•    Call Hold, Call Waiting, Call Forward, 3 Way Calling

•    Do not Disturb, Direct IP Calling, Blind Transfer, Attended Transfer

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