yealink T41s IP desk phone 6-Line IP Phone with poe SIP-T41S

Key Features
1.HD Audio2.Easy Customization and High Expandability
With an all-new USB port, the SIP-T41S 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 15 paperless DSS keys.
3.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.
4.Secure Transport and Interoperability
The SIP-T41S 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.
Specification

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.729AB, 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
Display and Indicator	> 2.7" 192x64-pixel graphical LCD with backlight > LED for call and message waiting indication > Dual-color (red or green) illuminated LEDs for line status information > Intuitive user interface with icons and soft keys > Multilingual user interface > Caller ID with name and number > Power saving
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) > USB port (2.0 compliant): Bluetooth earphone through BT40, Contact synchronization through BT40, Wi-Fi through WF40, USB call recording through USB flash drive > Enhanced DSS key
IP-PBX Features	> Busy Lamp Field (BLF) > Bridged Line Apperance (BLA) > Anonymous call, anonymous call rejection > Hot-desking, voice mail > Flexible seating > Call park, call pickup > Executive and Assistant > Centralized call recording > Visual voice mail > Call recording
Directory	• Local phonebook up to 1000 entries • Black list • XML/LDAP remote phonebook • Smart dialing • Phonebook search/import/export • Call history: dialed/received/missed/forwarded
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
Interface	> 2 x RJ45 10/100M Ethernet ports > Power over Ethernet (IEEE 802.3af), class 3 > 1 x USB port (2.0 compliant) > 1 x RJ9 (4P4C) handset port > 1 x RJ9 (4P4C) headset port > 1 x RJ12 (6P6C) EHS port:
Management	> Configuration: browser/phone/auto-provision > Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy > Auto-provision with PnP > Zero-sp-touch, TR-069 > Phone lock for personal privacy protection > Reset to factory, reboot > Package tracing export, system log
Network and Security	> SIP v1 (RFC2543), v2 (RFC3261) > Call server redundancy supported > NAT traversal: STUN mode > Proxy mode and peer-to-peer SIP link mode > IP assignment: static/DHCP/PPPoE > HTTP/HTTPS web server > Time and date synchronization using SNTP > UDP/TCP/DNS-SRV(RFC 3263) > QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP > SRTP for voice > Transport Layer Security (TLS) > HTTPS certificate manager > AES encryption for configuration file > Digest authentication > OpenVPN, IEEE802.1X > IPv6, LLDP/CDP/DHCP VLAN, ICE
Other Physical Features	> Color: Classic Grey > Stand with 2 adjustable angles > Wall mountable > External Yealink AC adapter (optional): AC 100~240V input and DC 5V/1.2A output > Power consumption (PSU): 1.3-3.0W > Power consumption (PoE): 1.7-3.8W > Dimension (W*D*H*T): 212mm*189mm*175mm*54mm > Operating humidity: 10~95% > Operating temperature: -10~50°C (+14~122°F)
Package features	> Package content: - Yealink SIP-T41S IP phone - Handset with handset cord - Ethernet Cable (2m CAT5E UTP Cable) - Stand - Quick Start Guide - Power Adapter (Optional) - Wall Mount Bracket (Optional) > Qty/CTN: 5 PCS > N.W/CTN: 6.4 kg > G.W/CTN: 7.0 kg > Giftbox size: 246mm*223mm*120mm > Carton Meas: 627mm*256mm*235mm

Accessories products

	EHS36 Compatible with Jabra, Plantronics, Sennheiser Control phone through wireless headset Plug and play Easy to use
	BT40 Supports Yealink SIP-T27G/T29G/T46G/T48G/T41S/T42S/T46S/T48S/T53 Wideband audio support Answer/Terminate calls through wireless headset 10m Range
	WF50 Compatible with Yealink SIP-T27G/T41S/T42S/T46S/T48S/ T52S/T54S/T53 IP Phone (Version 84) Dual-Band Connectivity High Transmission Rate Interference Free Reliable Connection Easy to Use Plug and Play