Telefone VoIP Yealink SIP-T88W ecrã tátil áudio HD, modelo SIP-T88W

The Yealink SIP-T88W is a VoIP desk phone with a responsive touchscreen and HD audio designed for professional office use. It supports SIP-based calling and provides a large color display with intuitive on-screen controls for making and managing calls, conference functions, and switching between handset, headset and hands-free speakerphone modes. The SIP-T88W combines a modern touch interface with advanced audio features to deliver clear voice communication and efficient call handling in reception, managerial or knowledge-worker environments.

Advantages

The touchscreen interface simplifies call navigation and reduces reliance on physical buttons, while HD audio and wideband codec support improve speech intelligibility. Built-in features for conferencing and multiple call handling streamline collaboration, and flexible audio routing allows use with handset, wired headset or speakerphone. The device is designed for business deployments and integrates with SIP-based VoIP systems to provide interoperable telephony functionality.

Suitable for

• Reception and front-desk telephone handling
• Managerial offices and executive desks
• Conference and meeting room phone station
• Knowledge workers and customer support agents

Key specifications

• Touchscreen color display for call control and menu navigation
• High-definition (HD) audio with wideband voice codecs
• SIP protocol support for IP telephony interoperability
• Multiple audio modes: handset, headset and full-duplex speakerphone
• Conference call capability and multi-line call handling
• Network connectivity via Ethernet with Power over Ethernet support
• Adjustable stand and wall-mountable form factor

How to use

Connect the Yealink SIP-T88W to a VoIP-enabled network using the Ethernet port and configure the SIP account settings provided by your VoIP administrator or service provider. Use the touchscreen to navigate menus, make outbound calls, answer incoming calls and manage call features such as hold, transfer and conference. Select the preferred audio path — handset, wired headset or speakerphone — using the on-screen controls or hardware options. For multi-line operation, use the touchscreen lines or programmable keys to switch between active calls.

Recommendations

Place the phone on a stable desk surface within reach of network and power cabling; if available, use Power over Ethernet to reduce cable clutter. Regularly update firmware through Yealink’s recommended procedures to maintain interoperability and security. For optimal voice clarity, use an approved wideband headset and position the device away from strong EMI sources.