Allo ATA CRA 210

Brand: Allo
Product Code: ALLO-0019
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Allo CRA 210 is an advanced SIP-based Analog Telephone Adapter (ATA). Meets all the requirements and needs of small to medium sized enterprises plus home users, consistently delivering clear voice quality. Designed and tested for full interoperability with the leading IP-PBXs, Soft switches and most SIP-based environments.

 Allo ATA CRA 210

Key Features

SIP Compatible


Our ATA is fully operational on any VOIP network; Simply fill in your SIP credentials!

Use it Globally


You can take your ATA with you wherever you go. Going on vacation?

2 FXS & 1 FXO Ports


Add up to two analog devices.



Easily manage your account, port forwarding, firmware upgreades and more!

Key Features:

  • Connects legacy telephones (PSTN) to IP-based (VoIP) networks
  • Caller ID, Call Waiting/Transfer/Hold and 3-way conference
  • VAD, CNG, Echo Cancellation (G.168), Gain Adjustment & more
  • Advanced adaptive jitter control and packet loss concealment
  • Fax pass through and T.38 with QoS, Auto provisioning & STUN
  • Built-in Router, NAT,DHCP, PPPoE, IP Address Reservation, Port Forwarding & Advanced Routing
  • Firmware upgrade with classified user management
  • Configure using a Web browser F
  • 1 year warranty

Technical specs:

  • 3 x 10/100Mbps Network ports (RJ-45)
  • 2 x FXS ports (RJ-11 ) for VoIP
  • LEDs for: Power, Line, Ethernet, Phone1, Phone2
  • Voice Protocol: Session Initiation Protocol (SIP v2)
  • Voice Codec: G.711 A-law, G.711 μ-law, G.729AB, G.726, G.723.1
  • Ringer Equivalence: 3 REN per RJ-11 port
  • Ring Frequency: 25Hz
  • FXS Port Impedence: Pre-set Progress Tones for Multiple Regions including 600/900 ohms
  • Ring Voltage: 90 Vrms Configurable
  • Security: Password-protected management
Manufacturer Allo
Product Type Adaptor
Technology FXS
Network Ports 3