1. Introduction
The Grandstream GHP610 is a compact and efficient IP phone designed for hotel environments and other settings requiring a simple, reliable communication device. It supports 2 SIP accounts and 2 lines, offering essential telephony features with high-definition audio quality. This manual provides comprehensive instructions for the installation, operation, and maintenance of your GHP610 IP phone.
Key features include:
- 2 SIP Accounts, 2 Lines
- HD audio with full-band Opus voice codec
- 3-way voice conferencing support
- Integrated 100Mbps network port with Power over Ethernet (PoE) support (for GHP610 model)
- Support for Grandstream Device Management System (GDMS) for centralized management
- Speed dial label and swappable faceplate for customization
2. Package Contents
Verify all items are present in your package. If any items are missing or damaged, please contact your vendor.
- Grandstream GHP610 IP Phone unit
- Handset with coiled cord
- Desk stand/Wall mount base
- Quick Installation Guide
- Note: A universal power adapter is not included with the GHP610 model and must be purchased separately if PoE is not used.
3. Physical Overview
Familiarize yourself with the components of your GHP610 IP Phone.

Figure 3.1: Front view of the Grandstream GHP610 IP Phone, showing the main unit and the detached handset with its coiled cord. The phone unit features a numeric keypad, function buttons, and an LED indicator. The handset has a speaker and microphone.
3.1. Phone Unit
- Handset Cradle: Holds the handset when not in use.
- Keypad: Standard numeric keys (0-9, *, #) for dialing.
- Function Keys: Dedicated buttons for common features (e.g., Mute, Volume, Redial, Hold, Transfer).
- Message Waiting Indicator (MWI) LED: Illuminates to indicate new voicemail messages.
- Speaker: For hands-free communication.

Figure 3.2: Side view of the Grandstream GHP610 IP Phone, illustrating the various ports located at the bottom of the unit. These typically include ports for the handset, Ethernet network connection, and an optional power adapter.
3.2. Ports and Connectors
- LAN Port (RJ45): Connects to your network switch or router. Supports Power over Ethernet (PoE).
- Handset Port (RJ9): Connects the coiled cord from the handset to the phone unit.
- Power Port (DC 12V): For connecting an optional external power adapter (not included with GHP610).

Figure 3.3: Top-down view of the Grandstream GHP610 IP Phone, highlighting its sleek, minimalist design. This perspective shows the general form factor and the placement of the handset cradle.
4. Setup and Installation
Follow these steps to set up your GHP610 IP Phone.
4.1. Connecting the Handset
- Connect one end of the coiled handset cord to the handset.
- Connect the other end of the coiled handset cord to the RJ9 handset port on the phone unit.
4.2. Network and Power Connection
The GHP610 supports Power over Ethernet (PoE) or an external power adapter.
- Using PoE: Connect an Ethernet cable from your network switch (which must support PoE) to the LAN port on the GHP610. The phone will power on automatically.
- Using External Power Adapter (Sold Separately): If PoE is not available, connect an Ethernet cable from your network switch or router to the LAN port. Then, connect a compatible 12V DC power adapter (not included) to the power port on the GHP610 and plug it into a power outlet.
Once connected, the phone will begin its boot-up sequence. The Message Waiting Indicator (MWI) LED may flash during this process. Wait for the phone to display its ready state (e.g., a steady green MWI LED or a specific display pattern if applicable) before proceeding.
4.3. Mounting the Phone
The GHP610 can be placed on a desk or mounted on a wall.
- Desk Mount: Attach the included desk stand to the back of the phone unit. Ensure it is securely fastened.
- Wall Mount: The base can also be used for wall mounting. Secure the base to the wall using appropriate screws (not included), then slide the phone unit onto the mounted base.
5. Operating Instructions
This section covers basic call functions and features of your GHP610 IP Phone.
5.1. Making a Call
- Lift the handset. You should hear a dial tone.
- Dial the desired phone number using the keypad.
- The call will connect automatically after a short delay, or you may press a designated "Send" or "Dial" button if available (check specific key labels on your device).
5.2. Receiving a Call
- When the phone rings, lift the handset to answer the call.
5.3. Using Speed Dial
The GHP610 features programmable keys that can be configured for speed dial. Refer to your system administrator for specific speed dial assignments.
- Lift the handset.
- Press the assigned speed dial key. The phone will automatically dial the pre-configured number.
5.4. 3-Way Conferencing
The GHP610 supports 3-way voice conferencing. Consult your system administrator for instructions on initiating and managing conference calls, as the exact procedure may depend on your phone system's configuration.
5.5. Volume Adjustment
During a call, use the volume buttons on the phone unit to adjust the handset or speaker volume.
6. Maintenance
Proper care ensures the longevity of your GHP610 IP Phone.
- Cleaning: Use a soft, dry cloth to clean the phone's surface. For stubborn marks, lightly dampen the cloth with water. Avoid harsh chemicals or abrasive cleaners.
- Environment: Keep the phone away from direct sunlight, excessive heat, moisture, and dust. Ensure adequate ventilation.
- Cables: Periodically check all cable connections to ensure they are secure and undamaged.
7. Troubleshooting
If you encounter issues with your GHP610 IP Phone, try the following basic troubleshooting steps.
7.1. No Dial Tone / Cannot Make or Receive Calls
- Check Network Cable: Ensure the Ethernet cable is securely connected to both the phone's LAN port and the network switch/router.
- Check Power: If using an external power adapter, ensure it is properly connected and plugged into a working outlet. If using PoE, verify your network switch is providing power.
- Restart Phone: Disconnect and reconnect the power source (either PoE Ethernet cable or power adapter) to restart the phone.
- Network Status: Verify your network connection is active and the phone has obtained an IP address (this may require checking your network router or contacting your IT administrator).
7.2. Poor Audio Quality
- Check Handset Connection: Ensure the coiled handset cord is firmly connected at both ends.
- Adjust Volume: Use the volume buttons during a call.
- Network Congestion: Poor network quality can affect audio. Contact your network administrator if issues persist.
If these steps do not resolve the issue, please contact your system administrator or Grandstream technical support for further assistance.
8. Specifications
Detailed technical specifications for the Grandstream GHP610 IP Phone.
| Feature | Specification |
|---|---|
| Product Dimensions | 3.94 x 7.87 x 4.33 inches (10 x 20 x 11 cm) |
| Item Weight | 1.39 pounds (0.63 kg) |
| Model Number | GHP610 |
| Brand | Grandstream |
| Color | White |
| Telephone Type | Corded IP Phone |
| Material | Plastic |
| Power Source | Corded Electric (PoE or optional 12V DC adapter) |
| Caller Identification | Yes |
| SIP Accounts | 2 |
| Lines | 2 |
| Network Interface | One 100Mbps Ethernet port with PoE |
| Voice Codecs | Supports full-band Opus |
9. Warranty and Support
For warranty information, please refer to the official Grandstream website or the warranty card included with your product. Grandstream provides technical support and resources for its products.
For further assistance, visit the official Grandstream support portal: www.grandstream.com/support







