# IP Phone Grandstream Networks GRP2603P Black

**URL:** https://aio.lv/en/product--grandstream-grp2603p--4008924
**Data updated:** 2025-12-29 13:58 (EET)
**Category:** VoIP Phones
**Manufacturer:** Grandstream
**Manufacturer code:** GRP2603P
**EAN:** 6947273703235
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 61.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 50.82 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--grandstream-grp2603p--4008924

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The Grandstream Networks GRP2603P is a versatile IP phone featuring a sleek black design, 3 lines, and a 2.48" LCD display. It supports Fast Ethernet with data rates of 10/100 Mbit/s and various network protocols including SIP and TCP/IP. With an AC adapter input voltage of 100-240 V, it is suitable for global use. Ideal for businesses looking for reliable communication solutions.

## Long description

The Grandstream Networks GRP2603P is a 3-line Carrier-Grade IP phone with a compact, black design and a 2.48" LCD display. Designed for mass deployments, the GRP2603P supports zero-touch provisioning and integrated Power over Ethernet (PoE) to simplify installation and management. It supports standard VoIP protocols and offers full HD audio on both the speaker and handset for clear voice communication.
Advantages
The GRP2603P provides easy centralized provisioning and management suitable for large-scale rollouts, integrated PoE for simplified cabling and power, and full HD audio on handset and speaker for improved call clarity. The phone also supports 5-way voice conferencing and electronic headset support (EHS) for Plantronics, Jabra, and Sennheiser headsets, while multi-language support aids international deployments.
Suitable for
Small and medium business desks requiring a reliable 3-line IP phone
Mass deployments in enterprises or service provider environments
Conference rooms and shared workspaces needing 5-way conferencing
Offices that prefer PoE-powered devices to reduce cabling
Key specifications
Model: GRP2603P
Lines: 3-line support
Display: 2.48" LCD
Audio: Full HD audio on handset and speaker
Networking: Fast Ethernet 10/100 Mbit/s, SIP/TCP-IP support
Power: Integrated PoE (GRP2603P) and AC adapter input 100–240 V
Conferencing: 5-way voice conferencing
Headset support: EHS for Plantronics, Jabra, Sennheiser
Colour: Black
How to use
Connect the GRP2603P to your network via Ethernet; if using PoE, the phone will receive power and network connectivity over a single cable. For zero-touch deployments, register the device with your provisioning server so configuration is applied automatically. Use the handset, speakerphone or a supported headset for calls; access the menu via the LCD screen to configure accounts, network settings, and audio preferences. Follow the included quick start guide for initial setup and SIP account registration.
Usage recommendations
For large-scale rollouts, prepare a provisioning server with manufacturer-provided configuration templates and enable PoE to minimize on-site cabling. Use certified EHS headsets for reliable headset switching and ensure firmware is kept up to date to maintain compatibility and security.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display | LCD |
| Display diagonal | 2.48 " |

### Phone features

| Feature | Value |
|---|---|
| Call forwarding | Yes |
| Call waiting | Yes |
| Call hold | Yes |
| Lines quantity | 3 lines |

### Ports & interfaces

| Feature | Value |
|---|---|
| RJ-9 ports quantity | 1 |

### Network

| Feature | Value |
|---|---|
| Supported network protocols | SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR- 069, SNMP, 802.1x, TLS, SRTP, IPv6 |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 100, 10 |
| Ethernet LAN interface type | Fast Ethernet |

### Power

| Feature | Value |
|---|---|
| AC adapter input voltage | 100-240 |
| Input frequency | 50/60 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 68 mm |
| Width | 206 mm |
| Depth | 214 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -10 - 60 |
| Operating temperature (T-T) | 0 - 40 |

### Packaging content

| Feature | Value |
|---|---|
| Number of handles included | 1 pc(s) |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Product type | IP Phone |

## FAQ

### How much does the IP Phone GRP2603P cost, and is it available for purchase?

The price is 61.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 38 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Grandstream products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Grandstream service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display, lines quantity, ethernet lan, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/4008924/65785006_large.webp