SIP-T48U
Teléfono SIP Avanzado
SIP-T46U
Telefono SIP que mejora la productividad
SIP-T43U
Telefono SIP con muchas funciones
SIP-T42U
Teléfono SIP Completo
SIP-T48S
Ultra-elegant business IP phone
SIP-T46S
Ultra-elegant business IP phone
SIP-T42S
Ultra-elegant business IP phone
SIP-T41S
Ultra-elegant business IP phone
SIP-T40G
Ultra-elegant business IP Phone
SIP-T40P
Cost-effective enterprise level IP phone
la serie T4 es agradable y práctica de usar.
Las características avanzadas incluyen soporte para redes gigabit, sofisticadas teclas DSS programables que adaptan las funciones del teléfono IP a necesidades específicas y soporte para auriculares Bluetooth que brindan a los usuarios más libertad en el trabajo.
El sistema Optima HD Voice ofrece una calidad de sonido mejorada, que cumple con los estándares de certificación TIA 920. La serie T4 de Yealink es la combinación ideal de perfección y rendimiento.
| Feature Phone | SIP – T48S | SIP – T46S | SIP – T42S | SIP – T41S |
| LCD | 7″ 800×480-pixel touch screen | 4.3″ 480×272-pixel color display | 2.7″ 192×64-pixel graphic display | 2.7″ 192×64-pixel graphic display |
| HD Voice | HD Codec HD Handset HD Speaker | HD Codec HD Handset HD Speaker | HD Codec HD Handset HD Speaker | HD Codec HD Handset HD Speaker |
| Speakerphone | Full-duplex | Full-duplex | Full-duplex | Full-duplex |
| HAC | √ | √ | √ | √ |
| Wideband Codec | Opus*, G.722 | Opus*, G.722 | Opus*, G.722 | Opus*, G.722 |
| Narrowband Codec | Opus*, G.711, G.729A/B, G.726, G.723.1 | Opus*, G.711, G.729A/B, G.726, G.723.1 | Opus*, G.711, G.729A/B, G.726, G.723.1 | Opus*, G.711, G.729A/B, G.726, G.723.1 |
| SIP Accounts | 16 | 16 | 12 | 6 |
| USB 2.0 | √ | √ | √ | √ |
| Bluetooth Earphone vía BT40 | √ | √ | √ | √ |
| USB Recording | √ | √ | √ | √ |
| Wi-Fi vía WF40 | √ | √ | √ | √ |
| Call hold/Call transfer/ Call forward | √ | √ | √ | √ |
| 3-way Conferencing | √ | √ | √ | √ |
| Smart Dialing | √ | √ | √ | √ |
| Remote Phonebook | √ | √ | √ | √ |
| LDAP Phonebook | √ | √ | √ | √ |
| Hot-desking | √ | √ | √ | √ |
| BLF/BLA | √ | √ | √ | √ |
| Power Saving | √ | √ | √ | √ |
| Screen Saving | √ | √ | X | X |
| Memory Keys | 29 touch keys | 27 (3 pages of 9 keys) | 15 (3 pages of 5 keys) | 15 (3 pages of 5 keys) |
| Gigabit | √ | √ | √ | X |
| PoE | √ | √ | √ | √ |
| Expansion Module | √ | √ | X | X |
| Open-VPN | √ | √ | √ | √ |
| Auto Provision | TFTP/FTP/HTTP/ HTTPS/PnP | TFTP/FTP/HTTP/ HTTPS/PnP | TFTP/FTP/HTTP/ HTTPS/PnP | TFTP/FTP/HTTP/ HTTPS/PnP |