Specifications
Manufacturer: Yealink Network Technology Co., Ltd
Manufacturer Part Number: SIP-T41S
Manufacturer Website Address: http://www.yealink.com
Brand Name: Yealink
Product Series: T4
Product Model: SIP-T41S
Product Name: Ultra-elegant IP Phone
Marketing Information: 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.
Product Type: IP Phone
Technical Information
IP Phone Technology: VoIP
Handset Connectivity Technology: Corded/Cordless
Base Unit Connectivity Technology: Corded/Cordless
Wireless Technology:

• Bluetooth
• Wi-Fi

Total Number of Phone Lines: 6
Caller ID: Yes
Speakerphone: Yes
Interfaces/Ports
Network (RJ-45): Yes
Number of Network (RJ-45) Ports: 2
USB: Yes
PoE (RJ-45) Port: Yes
Management & Protocols
Communication Protocols:

• SIP
• SIP v2
• NAT
• STUN
• DHCP
• SNTP
• UDP
• TCP
• SRTP
• TLS
• LLDP
• CDP
• ICE

Physical Characteristics
Colour: Black
Form Factor:

• Wall Mountable
• Desktop

Height: 175 mm
Width: 212 mm
Depth: 189 mm
Miscellaneous
Package Contents:

• Ultra-elegant IP Phone
• Handset cord
• Ethernet Cable (2m CAT5E UTP Cable)
• Stand
• Quick Start Guide

Environmentally Friendly: Yes
Environmental Certification:

• RoHS
• REACH
• TV Rheinland