Detailed Specifications
Yealink SIP-T53W - Prime Business IP Phone
Overview :
The Yealink SIP-T53W is an entry-level Prime Business IP phone engineered for IT managers and procurement teams deploying professional desktop communication. It resolves the need for a desk phone with native wireless connectivity, providing built-in dual-band Wi-Fi (2.4G/5G) and Bluetooth 4.2 without requiring external dongles.
The phone features a 3.7-inch (360×160 pixel) backlit graphical LCD with adjustable angle for optimal viewing. Audio performance includes HD Voice (HD handset and HD speaker), Acoustic Shield background noise suppression, and a Hearing Aid Compatible (HAC) handset. Codec support includes Opus, G.722, G.729A/B, and iLBC. The full-duplex speakerphone includes AEC, VAD, CNG, PLC, AJB, and AGC.
Deployment supports up to 12 SIP accounts and 8 line keys programmable across 3 pages (21 memory keys). The built-in USB 2.0 port enables USB call recording, direct USB headset connection (bypassing EHS36 adapter), and connection of up to three EXP50 expansion modules (up to 180 DSS keys). DECT cordless handset support (via DD10K dongle) allows pairing up to four wireless handsets. Do not use this model for video calling (no camera), outdoor installations (indoor use only), or environments requiring IP ratings (no ingress protection).
Key Features :
12 SIP accounts with 8 programmable line keys (3-page view)
Built-in dual-band 2.4G/5G Wi-Fi (802.11a/b/g/n/ac)
Built-in Bluetooth 4.2 for headsets and contact sync
USB 2.0 port for recording, headsets, and EXP50 expansion
Yealink Acoustic Shield noise suppression technology
Specifications :
| Specification | Detail |
|---|
| Brand | Yealink |
| Part Number | SIP-T53W |
| Alternate MPN | 1301087 |
| Product Type | Prime Business IP Phone |
| Color | Classic Gray / Black |
| Display | 3.7-inch graphical LCD, 360×160 pixels, backlit, adjustable angle |
| Line Keys | 8 line keys with dual-color LEDs, programmable for 21 features (3-page view) |
| SIP Accounts | Up to 12 |
| Memory Keys | 21 |
| Wi-Fi | Built-in dual-band 2.4GHz/5GHz (802.11a/b/g/n/ac), up to 433Mbps |
| Bluetooth | Built-in Bluetooth 4.2 (headset support, contact sync) |
| Ethernet Ports | 2× Gigabit RJ-45 |
| USB Port | 1× USB 2.0 Type-A (call recording, headset, EXP50) |
| Power over Ethernet | IEEE 802.3af PoE |
| Power Adapter | DC 5V / 1.2A (optional, not included) |
| Handset | Hearing Aid Compatible (HAC), RJ-9 interface |
| Audio Codecs | Opus, G.722, PCMA, PCMU, G.729A/B, G.726, G.723.1, iLBC |
| Audio Features | HD handset, HD speaker, Acoustic Shield, Full-duplex speakerphone, AEC, VAD, CNG, PLC, AJB, AGC |
| Phonebook Capacity | Up to 1000 entries (local) |
| Conference | 3-way local conferencing |
| Expansion Module Support | Up to 3× EXP50 (up to 180 DSS keys) |
| DECT Support | Via DD10K dongle (sold separately), up to 4 DECT handsets |
| Wall Mountable | Yes (optional bracket) |
| Protocols | SIP v2, SRTP, TLS, IEEE 802.1X |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Operating Humidity | 10% to 95% non-condensing |
