The SIP-T41S is a feature-rich business tool for superior communications and extended functionality. It offers a faster,more-responsive interface than the T41P and several performance-enhancing functions. It’s a six-line IP phone that comes with built-in programmable keys to enhance productivity. The SIP-T41S with Yealink Optima HD Voice technology and wideband codec of Opus delivers superb audio quality and crystal clear voice communications. With an all-new USB port, the SIP-T41S boasts unparalleled functionality and expansibility with Bluetooth, Wi-Fi and USB recording features. The Yealink’s new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration.
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. And its hearing aid compatible (HAC) handset helps the person who is with hearing loss to hear the voice more clearly.
Efficient Installation and Provisioning
The Yealink T4S series 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 the T4S series simple to deploy, easy to maintain and upgrade. Furthermore, a unified firmware and auto-p template that applies to all T4S phone models (T41S, T42S, T46S and T48S), saves even more time and costs for businesses, as well as simplifies the management and maintenance.
Audio Features
HD voice: HD handset, HD speaker
Hearing aid compatible (HAC) handset
Wideband codec: AMR-WB (optional), Opus*, G.722
Narrowband codec: AMR-NB (optional), Opus*, G.711(A/µ), G.723.1, G.729, G.729A, G.726, iLBC
DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
Full-duplex hands-free speakerphone with AEC
VAD, CNG, AEC, PLC, AJB, AGC
Phone Features
6 VoIP accounts
One-touch speed dial, redial, call forward, call waiting
Call transfer, call hold, call return, group listening
Mute, auto answer, DND, 3-way conference call
Direct IP call without SIP proxy
Ring tone selection/import/delete
Hotline, emergency call
Set date time manually or automatically
Dial Plan, XML Browser, Action URL/URI
RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035
Feature keys
6 line keys with LED ,6 line keys can be programmed up to 15 paperless DSS keys (3-page view)
5 features keys: message, headset, mute, redial, hands-free speakerphone > 4 context-sensitive “soft” keys
6 navigation keys, 2 volume control keys
Illuminated mute key > Illuminated headset key
Illuminated hands-free speakerphone key