Yealink SIP-T20P is a high-fidelity dual-line entry-level business phone that uses TI TITAN chip set and TI audio engine, supports 3-line character LCD display, BLF/BLA, dual network ports, PoE, headset, and supports wall hanging.
The Yealink SIP‑T20P is a two‑line business telephone built on the TI TITAN chipset. It offers a 3‑line LCD display, 31 programmable keys, dual Ethernet ports with PoE support, and a full‑duplex handset with HD audio codecs.
The manual covers phone features such as call hold, transfer, BLF/BLA, voicemail, and advanced security protocols (TLS, HTTPS, SRTP, 802.1x, VLAN QoS). It also describes physical specifications, power requirements, and configuration management via the built‑in web server and SNMP/TR‑069. This manual is written in Chinese.
| Display | 3‑line LCD (1 icon line, 2×15 characters) |
|---|---|
| Key Count | 31 keys |
| LED Indicators | 4 LEDs (account, info, power, status) |
| Ethernet Ports | 2 × 10/100M RJ‑45 |
| PoE Support | IEEE 802.3af class 2 |
| Power Consumption | 1.4‑2.6 W |
| Net Weight | 0.77 kg |
| Dimensions | 185 × 200 × 90 mm |
| Audio Codecs | G.722, G.711, G.723.1, G.726, G.729AB |
| Supported SIP Versions | SIP v1 (RFC2543) and v2 (RFC3261) |
It supports SIP version 1 (RFC 2543) and SIP version 2 (RFC 3261).
Yes, it supports PoE according to IEEE 802.3af class 2.