Technical Details:
�� Model: GXP2135
�� Phone Type: SIP-based IP desk phone
�� Display: Large 4.3″ color LCD with backlight
�� Lines: Up to 12 SIP accounts
�� Network: 2 × Gigabit Ethernet (10/100/1000) ports
�� Audio: HD audio with wideband support
�� Bluetooth: Built-in Bluetooth for wireless headsets and audio
�� PoE: Yes (802.3af/at) and external PSU support
�� Keys: Programmable LED line/feature keys and navigation buttons
�� Speakerphone: Full-duplex hands-free speakerphone
�� Security: SRTP, TLS, HTTPS, IPv6 support
�� Phone Features: Call hold, transfer, forward, conferencing, voicemail, XML apps, LDAP
�� Power: PoE or 5V/2A power adapter
�� Use Cases: Office desks, contact center agents, professional environments.