is 106.56 KB, has a resolution of 746x565 pixels and was uploaded on January 15, 2021 @ 2:14 pm by user: joshich. It is filed under the tags: voip phone, telephony, hardware, multimedia, internet. Click the blue button at the top to freely download: Sip VoIP Phone Yealink SIP-T23G Session Initiation Protocol SIP-T27G Telephone png.