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*ast 521 POE Business IP Phone


Grandstream GXP 2170 Business VoIP Phone

*ast 521 Business IP Phone [Non POE]

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


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*ast 521 Non POE is an entry level Phone with  2 SIP  account. 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

key note No
Manufacturer *astTECS
  1. Excellent quality review by Maneesha on 2/18/2022
    Overall Rating

    I'm really happy with the product. Excellent quality and Easy to use.

  2. good product review by venkat on 2/10/2022
    Overall Rating

    good quality and good service

  3. Very less maintenance review by Pranav on 8/16/2021
    Overall Rating

    I am using these products for my company for more than a year with absolutely zero issues. Really good build quality.

  4. Great product - Excellent Voice Quality review by Winnie Harriette on 8/5/2021
    Overall Rating

    I'm using *astTECS ip phones for more than a Year. Voice and call quality with voip connection is great. It supports two sip accounts. Once configured, easy to use..speaker phone is amazing. Best product for home office. Works on LAN cable.

  5. Excellent review by Ann on 12/6/2019
    Overall Rating

    The service given by buymyvoip is excellent and I am very happy with the product.

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