Yealink SIP-T42S Gigabit IP Display Speakerphone
-
20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
Yealink SIP-T42S Gigabit IP Display Speakerphone
The Yealink SIP-T42S is a professional-grade IP phone designed to meet the communication needs of modern businesses. Featuring a 2.7" graphical LCD display, Gigabit Ethernet connectivity, and support for up to 12 VoIP accounts, this speakerphone delivers reliable performance for busy office environments.
Key Features and Benefits
- Crystal-Clear Audio Quality: Yealink Optima HD Voice technology and full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC) ensure superior call clarity
- Versatile Line Management: 6 line keys with LED indicators, expandable to 15 paperless DSS keys across a 3-page view for streamlined call handling
- Multiple Account Support: Manage up to 12 VoIP/SIP accounts simultaneously, making it ideal for power users and multi-department environments
- High-Speed Connectivity: Dual-port Gigabit Ethernet ensures fast network performance and seamless data transfer
- Power over Ethernet (PoE): IEEE 802.3af compliant PoE support simplifies installation by eliminating the need for separate power adapters
- USB Functionality: USB 2.0 port enables call recording directly to a USB flash drive for documentation and training purposes
- Enhanced Accessibility: Hearing Aid Compatible (HAC) handset ensures accessibility for users with hearing impairments
- Easy Deployment: Zero Touch Provisioning via Yealink's Redirection and Provisioning Service streamlines setup and configuration
- Enterprise-Grade Security: SIP over TLS/SSL network security protects your communications
- Clear Visual Display: 2.7" backlit graphical LCD with 192x64-pixel resolution provides easy-to-read call information and menu navigation
Built for Business Communication
The SIP-T42S is engineered for professionals who require reliable, feature-rich communication tools. Whether you're managing multiple client calls, participating in conference calls, or coordinating across departments, this IP phone provides the functionality you need. The intuitive interface and programmable keys allow for quick access to frequently used features, while the HD voice technology ensures every conversation is clear and professional. The dual Gigabit Ethernet ports allow you to connect your computer through the phone, reducing cable clutter on your desk while maintaining high-speed network access.
Expandability and Customization
While the SIP-T42S comes ready to use out of the box, it can be expanded with optional accessories to suit your specific needs. Add Bluetooth functionality with the BT40 dongle, enable wireless connectivity with Wi-Fi dongles (WF40 or WF50), or integrate wireless headsets with the EHS36 adapter. The flexible design accommodates both desk and wall mounting with the optional WMB-T42S bracket.
Technical Specifications
- Manufacturer: Yealink
- Model: SIP-T42S
- Part Number: 1301066
- Display: 2.7" 192x64-pixel graphical LCD with backlight
- Line Keys: 6 with LED (expandable to 15 DSS keys)
- VoIP Accounts: 12 SIP accounts
- Network: Dual-port Gigabit Ethernet with PoE (IEEE 802.3af)
- Audio: Full-duplex speakerphone with AEC, Optima HD Voice technology
- Connectivity: 1x USB 2.0 port
- Security: SIP over TLS/SSL
Included
- 1x SIP-T42S IP phone
- 1x Handset with handset cord
- 1x Ethernet Cable (2m CAT5E UTP Cable)
- 1x Stand
- 1x Quick Start Guide
Note: Power adapter (PS5V1200US) and wall mount bracket (WMB-T42S) are available as optional accessories.
Why Buy from PC Liquidations
When you choose this Yealink SIP-T42S, you're backed by over 20,000 5-star reviews from satisfied customers who trust our quality and service. Every unit undergoes a meticulous testing and inspection process to ensure it meets our high standards for performance and reliability. We stand behind our products with comprehensive warranties and a commitment to your complete satisfaction.
Upgrade your business communications with the Yealink SIP-T42S and enjoy the combination of professional features, reliable performance, and outstanding value. Order today and take advantage of our fast fulfillment to get your office connected quickly.


New Product
These products are brand new and have never been used. They arrive in the original manufacturer packaging in pristine, factory-fresh condition.
SIP-T42S Black Gigabit IP Technical Specs
| Manufacturer | Yealink |
|---|---|
| Model | SIP-T42S |
| Part Number | 1301066 |
| LCD dims and Resolution | 2.7" 192x64-pixel graphical LCD with backlight |
| Number of Line Keys | 6 line keys with LED (can be programmed with up to 15 paperless DSS keys across a 3-page view) |
| Number of VoIP Accounts | 12 VoIP/SIP accounts |
| PoE support | PoE (IEEE 802.3af) |
| Gigabit Ethernet | Yes, dual-port Gigabit Ethernet |
| Built-in Bluetooth | No |
| Bluetooth version | - |
| Built-In Wi-Fi | No |
| Wi-Fi version | - |
| Speakerphone | Yes, Full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC) |
| OS | - |
| USB ports and type(s) | 1 x USB 2.0 compliant port |
| Special Feature(s) | Yealink Optima HD Voice technology Hearing Aid Compatible (HAC) handset Zero Touch Provisioning via Yealink’s Redirection and Provisioning Service SIP over Transport Layer Security (TLS/SSL) network security USB call recording through a USB flash dr |
| Power Adapter (optional) | PS5V1200US |
| Optional Accessories | Yealink Power Adapter -PS5V1200US Yealink Wall Mount Bracket -WMB-T42S Yealink Bluetooth USB Dongle -BT40 Yealink Wi-Fi USB Dongle -WF40 Yealink Dual-Band Wi-Fi USB Dongle -WF50 Yealink Wireless Headset Adapter -EHS36 |
| Included | 1x SIP-T42S IP phone 1x Handset with handset cord 1x Ethernet Cable (2m CAT5E UTP Cable) 1x Stand 1x Quick Start Guide (Note: Power adapter and wall mount bracket are optional package items) |
SIP-T42S Black Gigabit IP Parts & Accessories
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
Need help finding the right product?
Our team is ready with expert support before and after your purchase.
*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.




Yealink SIP-T42S Black Gigabit IP Display Speakerphone - Grade A
-
20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
The Yealink SIP-T42S is a high-performance gigabit IP phone designed to deliver professional communication capabilities for small to medium-sized businesses. This sleek black speakerphone combines advanced features with user-friendly operation to streamline your daily communications.
Key Features and Benefits
- Superior Call Quality: Yealink Optima HD Voice technology ensures crystal-clear audio for professional conversations
- Full-Duplex Speakerphone: Hands-free communication with Acoustic Echo Cancellation (AEC) for natural, uninterrupted dialogue
- Dual-Port Gigabit Ethernet: High-speed network connectivity supports seamless data transfer and call quality
- 2.7" Backlit Graphical Display: 192x64-pixel LCD screen provides clear visibility of call information and menus
- Flexible Line Configuration: 6 line keys with LED indicators, expandable to 15 paperless DSS keys across 3 pages
- Multi-Account Support: Manages up to 12 VoIP/SIP accounts simultaneously
- Power over Ethernet (PoE): IEEE 802.3af compliant for simplified installation without separate power adapter
- USB Connectivity: USB 2.0 port enables call recording via USB flash drive
- Hearing Aid Compatible: HAC handset ensures accessibility for all users
- Enterprise-Grade Security: SIP over TLS/SSL for secure communications
- Zero Touch Provisioning: Easy deployment through Yealink's Redirection and Provisioning Service
Professional Communication Made Simple
The Yealink SIP-T42S is built for businesses that demand reliable, feature-rich communication tools. Whether you're managing multiple lines in a busy office environment or need a dependable desk phone for daily operations, this IP phone delivers the functionality and performance required for modern business communications. The intuitive interface and programmable keys allow for quick access to frequently used features, while the full-duplex speakerphone facilitates productive conference calls and hands-free operation. The gigabit Ethernet ports ensure your phone integrates seamlessly into high-speed network environments, and the PoE support simplifies installation by eliminating the need for additional power cables.
Technical Specifications
- Manufacturer: Yealink
- Model: SIP-T42S
- Part Number: 1301066
- Display: 2.7" 192x64-pixel graphical LCD with backlight
- Line Keys: 6 with LED indicators (expandable to 15 DSS keys)
- VoIP Accounts: 12 SIP accounts
- Network: Dual-port Gigabit Ethernet, PoE (IEEE 802.3af)
- USB Port: 1 x USB 2.0
- Bluetooth: Not built-in (available via optional BT40 dongle)
- Wi-Fi: Not built-in (available via optional WF40 or WF50 dongle)
- Audio Features: Optima HD Voice, full-duplex speakerphone, AEC
Optional Accessories
- Yealink Power Adapter - PS5V1200US
- Yealink Wall Mount Bracket - WMB-T42S
- Yealink Bluetooth USB Dongle - BT40
- Yealink Wi-Fi USB Dongle - WF40
- Yealink Dual-Band Wi-Fi USB Dongle - WF50
- Yealink Wireless Headset Adapter - EHS36
Included
- 1x Yealink SIP-T42S Speakerphone
- 1x Handset Cord
- 1x Cat5e Cable
Why Buy from PC Liquidations
This refurbished Yealink SIP-T42S has been fully reconditioned by certified technicians to ensure reliable performance for your business. Every unit undergoes a meticulous testing and inspection process to meet our high standards, so you can deploy this phone with confidence. With fast fulfillment and a comprehensive warranty, you're getting professional-grade communication equipment backed by quality assurance and support.
Upgrade your business phone system today with this feature-rich IP phone that delivers the reliability and functionality your organization needs to stay connected.


Grade A Refurbished
| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
SIP-T42S Black Gigabit IP Technical Specs
| Manufacturer | Yealink |
|---|---|
| Model | SIP-T42S |
| Part Number | 1301066 |
| LCD dims and Resolution | 2.7" 192x64-pixel graphical LCD with backlight |
| Number of Line Keys | 6 line keys with LED (can be programmed with up to 15 paperless DSS keys across a 3-page view) |
| Number of VoIP Accounts | 12 VoIP/SIP accounts |
| PoE support | PoE (IEEE 802.3af) |
| Gigabit Ethernet | Yes, dual-port Gigabit Ethernet |
| Built-in Bluetooth | No |
| Bluetooth version | - |
| Built-In Wi-Fi | No |
| Wi-Fi version | - |
| Speakerphone | Yes, Full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC) |
| OS | - |
| USB ports and type(s) | 1 x USB 2.0 compliant port |
| Special Feature(s) | Yealink Optima HD Voice technology Hearing Aid Compatible (HAC) handset Zero Touch Provisioning via Yealink’s Redirection and Provisioning Service SIP over Transport Layer Security (TLS/SSL) network security USB call recording through a USB flash dr |
| Power Adapter (optional) | PS5V1200US |
| Optional Accessories | Yealink Power Adapter -PS5V1200US Yealink Wall Mount Bracket -WMB-T42S Yealink Bluetooth USB Dongle -BT40 Yealink Wi-Fi USB Dongle -WF40 Yealink Dual-Band Wi-Fi USB Dongle -WF50 Yealink Wireless Headset Adapter -EHS36 |
| Included | 1x Yealink SIP-T42S Speakerphone 1x Handset Cord 1x Cat5e Cable |
SIP-T42S Black Gigabit IP Parts & Accessories
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
Need help finding the right product?
Our team is ready with expert support before and after your purchase.
*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.




Yealink SIP-T42S Black Gigabit IP Display Speakerphone - Grade B
-
20,000+★★★★★5 Star Reviews
Free Shipping on Orders of $500+ *
Satisfaction Guaranteed
The Yealink SIP-T42S is a feature-rich Gigabit IP display speakerphone designed to meet the demanding communication needs of modern businesses. This reliable VoIP device combines advanced voice technology with intuitive functionality to deliver crystal-clear calls and streamlined operations.
Key Features and Benefits
- Superior Audio Quality: Yealink Optima HD Voice technology with full-duplex hands-free speakerphone and Acoustic Echo Cancellation (AEC) ensures clear, natural conversations
- Expansive Call Management: Support for up to 12 VoIP/SIP accounts with 6 line keys featuring LED indicators, expandable to 15 paperless DSS keys across a 3-page view
- High-Speed Connectivity: Dual-port Gigabit Ethernet provides lightning-fast network performance and seamless device pass-through
- Clear Visual Display: 2.7" graphical LCD (192x64-pixel) with backlight for easy viewing in any lighting condition
- Flexible Power Options: PoE (IEEE 802.3af) support eliminates the need for additional power outlets
- Enhanced Functionality: USB 2.0 port enables call recording via USB flash drive
- Enterprise Security: SIP over TLS/SSL network security protects your communications
- Easy Deployment: Zero Touch Provisioning via Yealink's Redirection and Provisioning Service simplifies setup
- Accessibility: Hearing Aid Compatible (HAC) handset ensures inclusive communication
Ideal for Business Communication
The Yealink SIP-T42S is an outstanding choice for professionals who require reliable, high-quality business communication. Whether you're managing multiple phone lines in a busy office, conducting conference calls with clients, or need the flexibility to expand your system with optional accessories like Bluetooth dongles (BT40), Wi-Fi adapters (WF40/WF50), or wireless headset adapters (EHS36), this phone adapts to your workflow. The Gigabit Ethernet capability ensures your phone system won't create network bottlenecks, while the USB call recording feature provides valuable documentation for training, compliance, or quality assurance purposes.
Technical Specifications
- Manufacturer: Yealink
- Model: SIP-T42S
- Part Number: 1301066
- Display: 2.7" 192x64-pixel graphical LCD with backlight
- Line Keys: 6 with LED (expandable to 15 DSS keys)
- VoIP Accounts: 12 SIP accounts
- Network: Dual-port Gigabit Ethernet, PoE (IEEE 802.3af)
- Connectivity: USB 2.0 port
- Bluetooth: No (expandable via BT40 dongle)
- Wi-Fi: No (expandable via WF40/WF50 dongle)
Included
- 1x Yealink SIP-T42S Speakerphone
- 1x Handset Cord
- 1x Cat5e Cable
Why Buy from PC Liquidations
When you choose this refurbished Yealink SIP-T42S, you're investing in quality business communication backed by our commitment to your satisfaction. Each unit undergoes a meticulous testing and inspection process to ensure it meets our high standards, and all products come with warranties for your peace of mind. With over 250,000 happy customers trusting our refurbished technology solutions, you can purchase with confidence knowing you're getting reliable performance at a competitive price point.


Grade B Refurbished
| Functionality | |
|---|---|
| Cosmetics |
All refurbished items are restored to full functionality, and their grades reflect only cosmetic condition. Lower-grade products may have more visible blemishes but are rigorously tested and cleaned to ensure identical performance and warranty coverage.
SIP-T42S Black Gigabit IP Technical Specs
| Manufacturer | Yealink |
|---|---|
| Model | SIP-T42S |
| Part Number | 1301066 |
| LCD dims and Resolution | 2.7" 192x64-pixel graphical LCD with backlight |
| Number of Line Keys | 6 line keys with LED (can be programmed with up to 15 paperless DSS keys across a 3-page view) |
| Number of VoIP Accounts | 12 VoIP/SIP accounts |
| PoE support | PoE (IEEE 802.3af) |
| Gigabit Ethernet | Yes, dual-port Gigabit Ethernet |
| Built-in Bluetooth | No |
| Bluetooth version | - |
| Built-In Wi-Fi | No |
| Wi-Fi version | - |
| Speakerphone | Yes, Full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC) |
| OS | - |
| USB ports and type(s) | 1 x USB 2.0 compliant port |
| Special Feature(s) | Yealink Optima HD Voice technology Hearing Aid Compatible (HAC) handset Zero Touch Provisioning via Yealink’s Redirection and Provisioning Service SIP over Transport Layer Security (TLS/SSL) network security USB call recording through a USB flash dr |
| Power Adapter (optional) | PS5V1200US |
| Optional Accessories | Yealink Power Adapter -PS5V1200US Yealink Wall Mount Bracket -WMB-T42S Yealink Bluetooth USB Dongle -BT40 Yealink Wi-Fi USB Dongle -WF40 Yealink Dual-Band Wi-Fi USB Dongle -WF50 Yealink Wireless Headset Adapter -EHS36 |
| Included | 1x Yealink SIP-T42S Speakerphone 1x Handset Cord 1x Cat5e Cable |
SIP-T42S Black Gigabit IP Parts & Accessories
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
Need help finding the right product?
Our team is ready with expert support before and after your purchase.
*Shipping and delivery on business days. Purchaser is responsible for return shipping costs and insurance. Free/fixed shipping offers exclude palletized items — call for freight rates.





























































































