Yealink SIP-T88W Pro VoIP/SIP Phone (SIP-T88W-PRO)

The Yealink SIP-T88W Pro is a simple-to-use smart business phone that provides an enriched HD audio calling experience for business professionals. This smart business phone enables productivity-enhancing communication with the ease of a standard phone. With the Yealink Bluetooth handset BTH88 included in the box, users are free to move around when on a call — with a range of up to 10 metres (30 feet), there are no more missed calls when leaving the desk.

Based on the Android 13 operating system, the SIP-T88W Pro adopts a new user interface, which is more concise and business-oriented, greatly improving users' work efficiency. Built-in Bluetooth 5.0 and Dual Band 2.4G/5G Wi-Fi 6 are included as standard, and the phone supports up to 3 Expansion Module EXP55 for additional line keys.

Yealink SIP-T88W Pro Technical Specifications:

Audio Features

• HD voice: HD handset, HD speaker
• Hearing aid compatible (HAC) handset
• Acoustic Shield
• Smart Noise Filtering
• Wideband codec: AMR-WB (optional), G.722
• Narrowband codecs: AMR-NB (optional), PCMU (G.711µ), PCMA (G.711A), G.723.1, G.729, G.729A, G.729B, 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

• 7" 1024 x 600 capacitive adjustable touch screen
• Vertical tilt angle adjustable: 30°
• 5-point multi-touch surface
• Screensaver and wallpaper
• LED for call and message waiting indication
• Intuitive user interface with icons and soft keys
• Multilingual user interface
• Caller ID with name, number and photo

Phone Features

• 16 VoIP accounts
• One-touch speed dial, hotline, mute, DND
• Call hold, call forward, call waiting, call transfer
• Group listening
• Emergency call
• Redial, call return, auto answer
• Direct IP call without SIP proxy
• Ring tone selection/import/delete
• Set date and time manually or automatically
• Dial plan, XML Browser, action URL/URI
• RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
• 10-party audio conferencing (up to 3-party video + 7-party audio)
• Data import/export via Bluetooth, email, etc.
• DoorPhone features: Preview, One-button Open
• Monitoring
• USB/Bluetooth connectivity to Yealink CP series speakerphone; USB connectivity to Yealink UH series and BT series headsets
• Analog PSTN calls via CPN10
• Wireless Access Point (AP mode)

Corded-Cordless Phone (via DECT Dongle DD10K)

• Up to 4 DECT cordless handsets
• Up to 4 concurrent calls
• Supports Yealink W73H/W53H/W56H/W59R/DDPhone/CP930W
• Slave handset for master deskset

Android-bundled Applications

• FileManager, Email, Calendar, Camera, Gallery, Recorder, Calculator, Browser, Message
• Third-party Android application support

IP-PBX Features

• Busy Lamp Field (BLF), Bridged Line Appearance (BLA)
• Anonymous call, anonymous call rejection
• Remote office, hot desking, intercom, paging
• Call completion
• Message Waiting Indicator (MWI)
• Voice mail, call park, call pickup
• Music on hold
• Call recording

Function Keys

• 84 one-touch DSS keys
• 7 feature keys: hold, transfer, message, headset, mute, redial, speakerphone
• Volume control keys
• Illuminated mute/headset/hands-free speakerphone key

Interface

• Dual-port Gigabit Ethernet
• Power-over-Ethernet (IEEE 802.3af), class 3
• Built-in dual-band Wi-Fi: IEEE 802.11a/b/g/n/ac/ax, 2.4 GHz / 5.0 GHz
• Built-in Bluetooth 5.0: Bluetooth Handset BTH88, Bluetooth headsets, pairing mobile devices, simultaneous connection of one headset and one mobile phone
• 2 x USB 2.0 port (Type-A / Type-C): USB flash drive, USB headset, colour-screen expansion modules (USB Type-A), Wireless Headset Adapter EHS40
• 1 x Security lock port
• 1 x RJ-9 (4P4C) handset port
• 1 x RJ-9 (4P4C) headset port
• Supports up to 3 colour-screen expansion modules

Management

• Configuration: web page, phone, and automatic configuration
• Auto provision via FTP/TFTP/HTTP/HTTPS
• Automatic deployment in PnP mode
• BroadSoft device management
• Zero-Sp-Touch, TR-069
• Keyboard lock for personal privacy protection
• Restore factory settings and restart
• Packet capture and system log export
• Supports Yealink Device Management Platform (YDMP/YMCS)

Network and Security

• IPv4/IPv6
• SIP v1 (RFC2543), v2 (RFC3261)
• Support redundant servers
• STUN intranet penetration
• SIP connection mode: proxy mode, point-to-point direct connection mode
• IP address allocation: static/dynamic
• SNTP automatic date and time synchronisation
• UDP/TCP/DNS-SRV (RFC 3263)
• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
• SRTP protocol
• TLS 1.3
• HTTPS certificate management
• Configuration file encryption (AES256)
• Supported authentication mechanisms: MD5/SHA1/SHA224/SHA256/SHA384/SHA512
• OpenVPN, IEEE802.1X, L2TP VPN
• LLDP/CDP/DHCP VLAN, ICE
• WPA2/WPA3
• Secure Boot
• TEE hardware encryption solution
• GARP (Generic Attribute Registration Protocol)

Other Physical Features

• Operating environment humidity: 5% - 90%
• Operating temperature: -10 to 45°C (+14 to 113°F)
• Storage temperature: -30 to 70°C
• Power adapter (optional): AC 100-240V input, DC 12V/1.25A output
• USB output current: 5V/500mA
• Power consumption (PoE): 2.79 W - 5.37 W
• Power consumption (PSU): 2.06 W - 4.45 W
• Dimensions (W x D x H): 26.37 x 18.88 x 23.99 cm

Package Contents

• 1 x Yealink SIP-T88W Pro IP Phone
• 1 x BTH88 Bluetooth Handset
• 1 x Ethernet Cable (2m CAT5E UTP Cable)
• 1 x Stand
• 1 x Quick Start Guide
• Power Adapter (Optional)

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