Specification Sheet

Standard and Affordable SIP Phone for Business
Key Features and Benefits
HD Audio
Yealink Optima HD Voice technology combines cutting-edge hardware and software
with wideband technology for maximum acoustic performance. Being a totally open,
highly versatile audio codec, Opus, is designed to perform a higher HD audio quality
than other wideband codecs in a high network bandwidth; However, if your current
network quality is poor, Opus can provide you with a better audio quality than other
narrowband codecs.
Easy Customization and High Expansibility
With an all-new USB port, the SIP-T27G is your ideally powerful and expandable office
phone with Bluetooth, Wi-Fi and USB recording features. It has three pages of flexible
buttons which can be programmed with up to 21 paperless DSS keys.
Efficient Installation and Provisioning
The Yealink SIP-T27G supports efficient provisioning and effortless mass deployment
with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism to help
you realize the Zero Touch Provisioning without any complex manual settings, which
makes it simple to deploy, easy to maintain and upgrade.
Secure Transport and Interoperability
The SIP-T27G uses SIP over Transport Layer Security (TLS/SSL), which is the latest
network security technology. It’s also compatible with leading soft switch suppliers
3CX and Broadsoft Broadworks.
SIP-T27G
Optima
HD Voice
Paperless
> Yealink Optima HD voice
> 3.66" 240x120-pixel graphical LCD
with backlight
> Gigabit
> USB 2.0
> Opus* codec support
> Up to 6 SIP accounts
> Paper label free design
> PoE support
> Headset, EHS support
> Supports expansion modules
www.yealink.com
Gigabit
With faster response on the phone’s user interface and better device performance, the SIP-T27G IP phone, as the
upgraded product of T27P, is Yealink’s latest feature-rich tool unifying superior voice capabilities and increased
function extension capability for business. Yealink Optima HD technology and wideband codec of Opus deliver a
superb sound quality and bring you a life-like voice communications. With an all-new USB port, the SIP-T27G boasts
unparalleled functionality and expansibility with Bluetooth, Wi-Fi and USB recording features. Seamlessly migrated to
GigE-based network infrastructure, SIP-T27G IP phone is also built with the Gigabit Ethernet facilitating very rapidly
call handling. By using standard encryption protocols, the SIP-T27G performs highly secure remote provisioning and
software upgrades.
Opus Codec USB 2.0