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| IN THE BOX | |
|---|---|
| Sales Package | Yealink SIP-T48U Ultra-Elegant Touchscreen IP Phone | 
| General | |
|---|---|
| Brand | Yealink | 
| Model | SIP-T48U | 
| Color | black | 
| Display | 7" color touchscreen (800×480), backlit | 
| Accounts | Up to 16 SIP accounts | 
| Audio | HD voice (handset & speaker), full-duplex, noise filtering, HAC handset | 
| Codecs | Opus, G.722, G.711, G.729, G.726, iLBC (+ optional AMR) | 
| Connectivity | Dual Gigabit Ethernet ports, 2× USB 2.0 | 
| Expansion | Supports EXP43 module, WiFi dongle (WF40/WF50), Bluetooth dongle (BT40/BT41) | 
| Keys | 29 DSS keys, 7 feature keys, navigation & volume control, LED indicators | 
| Security | TLS/SSL, SRTP, 802.1X, VPN, VLAN, IPv6 | 
| Power | PoE (802.3af) or 5V/2A adapter | 
| Power Use | 1.8–3.8W (adapter), 2.3–4.7W (PoE) | 
| Operating Conditions | 0–40 °C, 10–95% humidity | 
| Dimension | |
|---|---|
| Dimension | 266 × 226 × 185 × 54 mm | 
| Weight | 7.9 kg | 
| Warranty | |
|---|---|
| Warranty Type | Official Manufacturer Warranty | 
| Warranty Period | 1 year |