IP Phones and Terminals / Grandstream
GXP2135
The GXP2135 is a professional IP phone designed for corporate environments with medium-to-high call volume. It offers up to 8 lines, HD audio, integrated Bluetooth, programmable BLF keys, and Gigabit connectivity with PoE. It is ideal for receptionists, operators, and administrative staff who require speed and stability in call management.
Main features
- Up to 8 lines / 4 SIP accounts
- 2.8” color LCD screen
- 32 programmable BLF/speed dial keys
- Integrated Bluetooth
- Dual Gigabit Ethernet with PoE
- 4-way conferencing
- HD audio (headset and speakerphone)
- EHS headset support
- SRTP/TLS security
- Auto-provisioning and TR-069
Technical specifications
SIP lines
8 lines / 4 SIP accounts
Screen
LCD color 2.8”
Network ports
Dual Gigabit + PoE
BLF keys
32
Bluetooth
Yes
Conference
4-way
Audio
HD
Headset / EHS
Yes
Security
SRTP/TLS, secure provisioning
About the brand
Grandstream’s GXP series is geared towards reliable business IP telephony, with highly interoperable equipment and advanced features for offices that require stability and voice quality.

Español
English