We have already covered the 10 best VoIP phones and today we are going to cover a very important component that makes your regular phone accessible to VoIP network. We have compiled the list of 10 best VoIP adapters by functionality, cost and performance so have a read let us know what you think in the comments section.
10. Grandstream GS-HT701 (30.79$)
A rudimentary VoIP phone adapter that provides a stable security connection and a single FXS telephone support. It supports the following voice codecs, G.711 with Annex I/II, G.723.1, G.729A/B, G.726, & iLBC.
9. Linksys Broadband Router with 2 Phone Ports RTP300 (25.99$)
The four port switch has two dedicated ports for VOIP phones. The router has broad applications Linksys is one of the well-known suppliers of routers and switches. Therefore, their products are reliable & consistent.
8. VoIP Analog Terminal Adaptor (10.99$)
Small VOIP adapter supports only SIP Standardization. In case you want to use google voice, you would need SIP to GV gateway as this block does not support Google Voice’s native protocols (XMPP/Jingle). Nonetheless, it is still a handy device that comes at a fraction of a cost.
7. Cisco SPA2102 (49.96$)
Made by Linksys specially for Cisco devices, the adapter is ideal for office deployment due high-security encryption. The adapter also has two ports to attach old analog phones, making it well worth the money.
6. D-Link VTA-VR Broadband Telephone Adapter (5.98$)
One of the easiest to set up and use adapters on our list. The adapter gives you the ability to connect two phones and like most on our list you can plug your device into any internet connection, your number remains the same
5. Grandstream GS-HT704 (68.10$)
The router has 2/4 FXS analog telephone port. The device supports up to two SIP accounts and using this router you conduct a 3-way voice surface.
4. Cortelco ITT-8212 Analog Terminal Adapter (14.99$)
High build quality ensures that the device has very low failure rates. The economical adapter has two voice ports each of which supports three-way conferencing. It also has the capability to display called ID or block a certain number.
3. Cisco SPA112 2 Port Phone Adapter (48.10$)
The best device Cisco has to offer. It has a standard network 10/100Base-TX and along with a green compliance certificate of RoHS. The adapter hoast’s multiple features such as caller ID, call waiting, voicemail, call forwarding & distinctive ring.
2. OBi200 VoIP Phone Adapter (49.93$)
An Amazon.com best seller that supports Google Voice along with T.38 Fax and SIP. This Obitalk model is low power and is ideal for homes. The device supports one fax call and one phone call simultaneously.
1. Obihai OBi110 (65.56$)
The superior ObiTalk model as it can support two simultaneous Fax or phone calls. The device has high computational power hence it is suitable for office use and using the Web UI you can even record calls making it the number one VoIP adapter on our list.