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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: RealTone Technologies,Inc
  • Model Number: RT20-4O
  • Certifications: FCC CE
  • Colour: Black
  • Key word: IP PBX

Packaging & Delivery

Packaging Details 32x23x7cm, 1.5kg;
Delivery Time Shipped in 3 days after payment

The  RT20 is All-in-One telephony system. It provides seamless connectivity to not only PSTN and analog terminals, but also IP-based SIP trunks and SIP terminals. Using VoIP, the RT20 supports inter-office calls over the Internet or VPN. As enhanced model, RT20 also has some unique features such as  Smart FoIP.


Always Connected with Your Customers
With features such as remote extension, call forking to your mobile phone and call-back, RT20 assures you that no matter where you are, whether in your office, traveling abroad, or working at home, you will never miss any important business call.


Improving Call Answer Rate
The smart auto attendant can provide 24/7 live answering service to customers, and direct the incoming calls efficiently to the extension or cell phone of the right person through configurable voice menus in business/non-business hours and holidays. Even, it can deliver the calls from VIP customers to the agents directly, bypassing voice menus.


Reduction of Telecommunications Cost
RT20 has all the IP remote-calling functions needed to support the remote worker, business travel, and communication with branches through the Internet. With IP, international or long-distance calls are turned into local toll-free calls. With advanced routing capabilities, RT20 can route calls intelligently according to call types. 


Functions and Benefits


- Flexible auto attendant

- Click-to-call on contact list

- All-in-one system with analog-gateway modules, FoIP, recording, and voicemail

- Multilingual voice prompts

- Multi-site application via IP tie trunks 

- Multi-tenant applications

- Failover to PSTN upon network failure

- Plug-and-play for IP phones 

- XM/HTTP-based REST API supporting third-party application software

- Proven interoperability with standard SIP servers, such as Cisco Call Manager, Broadsoft, Microsoft Lync, Huawei IMS and Asterisk

- Class I lightening protection

Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland)
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Supplier Assessments:
1 Transactions 80+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $27,000
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