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*ast 521 Business IP Phone [Non POE]


Fanvil X1SP Entry Level IP Phone

*ast 521 POE Business IP Phone

Quick Overview

  • 2 SIP accounts with 6 ways conference

  • Display 2.3" Dot-matrix screen 

  • Soft key programmable

  • HD Voice quality

  • Support all major SIP IP PBX/ Soft switches/ IMS platform

  • POE integrated


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*ast 521 is  entry level Phone with  2 SIP  account with integrated POE . The ergonomically designed phones are equipped with essential features that the mordern business environments demand and suitable for small & medium businesses. It fully supports all the major SIP based IP PBX / softswitch/IMS platform 

Technical Specification

Display 2.3″ Dot-matrix screen
Key features 2 SIP accounts, Phonebook ( upto 600 entries). Call history: dialed/received/missed; Call hold, call waiting, call forward, call return, Call transfer, Caller ID Display, Fast redial, Phone mute, DND, Auto anawer, 6 ways conferencing, Speed dial,Message waiting indication LED, Ring tone selection, Black list, Multi language compatible, hands free indicator
Protocols SIP2.0 over UDP/TCP/TLS, RTP / RTC P/ SRTP, STUN,DHCP, IPv6, LLDP, PPPoE, 802.1x, L2TP. Open VPN, FTP/ TFTP, HTTP/HTTPS, TR-069, AES128 & AES256
Wall Mounted supported
QoS Supported
Power Efficiency

DC Power Input: 5V/0.6A
Power Consumption Adapter : 0.9~1.48W Power
Consumption PoE : 2.03~2.8W

Physical Net Wt: 0.9 Kg , 
  • Desktop Stand (Angles 1): 169x201x177.3 mm
  • Desktop Stand (Angles 2): 169x203.3x185.8 mm
  • Wall-mounted: 169x112.7x213.3 mm
Compliance CE, FCC, RoHS

Additional Information

Manufacturer *astTECS
Country of Manufacture
  1. Voice Quality review by Alex on 2/7/2022
    Overall Rating

    Voice quality is excellent!
    Something worth for the money.

  2. Value for Money review by Samuel on 2/7/2022
    Overall Rating

    Really Value for Money and the call quality is also good

  3. Best phone for small companies review by Gaurav on 9/13/2021
    Overall Rating

    From pricing to quality it got everything that you expect from it.

  4. Awesome Product for life review by Soumendu Chattopadhyay on 8/23/2021
    Overall Rating

    Really really value for money, performance is very good, sound quality, voice quality is awesome. Overall very easy to use. Looks-wise is also very good. Recommended to all

  5. Good review by Tarun on 8/11/2021
    Overall Rating

    Nice Phone. It is value for money. Appreciate the on-time delivery

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