This document is the user manual for Grandstream Networks, Inc. GXP1400/1405 Small-Medium Business IP Phone. The manual provides information on installation, usage, configuration, and software upgrade of the product.
This manual covers everything needed to install and use the Grandstream GXP1400/1405 IP phone, including equipment packaging, safety compliances, and warranty information. It explains the phone’s hardware features such as the 128 × 40 pixel LCD, dual SIP accounts, and PoE support for the GXP1405 model.
Detailed configuration guidance is provided for keypad, web‑browser, and XML customization, along with procedures for saving changes, remote reboot, firmware upgrades via TFTP/HTTP, and restoring factory defaults. The document also includes troubleshooting tips and a full list of call features.
| Lines / SIP accounts | 2 lines with 2 SIP accounts |
|---|---|
| LCD display | 128 x 40 pixel |
| Power adaptor output | +5VDC, 800mA, 4.0 W |
| Ethernet port | 10/100Mbps RJ-45 ports for PC |
| Power over Ethernet | Integrated PoE (GXP1405 only) |
| Weight | 0.7 kg |
It supports two SIP accounts, one per line.
Firmware can be upgraded via TFTP or HTTP using the Firmware Upgrade page in the web interface.