# IP Phone Cisco CP-8811-K9

**URL:** https://aio.lv/en/product--cisco-cp-8811-k9--245880
**Data updated:** 2025-12-28 21:11 (EET)
**Category:** VoIP Phones
**Manufacturer:** Cisco
**Manufacturer code:** CP-8811-K9=
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 137.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 113.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cisco-cp-8811-k9--245880

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Cisco IP Business Phone 8811 features a 5-inch greyscale display, Gigabit Ethernet switch, and supports 10 SIP registrations. It offers high-quality voice codecs like G.711a and G.722, ensuring clear communication. With a wired handset and polyphonic ringer, it is designed for business environments. The phone supports various network protocols and security algorithms, making it a reliable choice for secure communications. Its compact design (257.3mm x 40mm x 229.1mm) fits well in any office setup.

## Long description

The Cisco IP Phone 8811 (CP-8811-K9) is a business-grade VoIP desk phone designed for reliable voice communications in office environments. It features a 5-inch greyscale LCD, a wired handset, speakerphone, Gigabit Ethernet with PoE support, and compact dimensions (257.3 mm x 40 mm x 229.1 mm). The phone supports multiple SIP registrations (up to 10) and a range of industry-standard voice codecs (including G.711a and G.722) to ensure clear audio quality and compatibility with corporate SIP platforms.
Advantages
The Cisco IP Phone 8811 combines a straightforward ergonomic design with enterprise-level security and network features. Wideband audio and support for high-quality codecs deliver clear voice communication, while the integrated Gigabit Ethernet switch and PoE simplify desk deployment. The device includes encrypted voice communications and common security algorithms for protected calls and dependable operation in managed business networks.
Suitable for
 Office desks and cubicles in small to large businesses
 Reception and shared workspaces requiring a reliable desk phone
 SIP-based corporate telephony systems and VoIP deployments
Key specifications
 Model: Cisco CP-8811-K9
 Display: 5-inch greyscale LCD
 Handset: Wired handset; speakerphone available
 Network: Gigabit Ethernet switch; Power over Ethernet (PoE)
 SIP registrations: Up to 10
 Supported codecs: G.711a, G.722 and other standard voice codecs
 Dimensions: 257.3 mm x 40 mm x 229.1 mm
 Weight: 1.17 kg
 Color: Black
How to use
Connect the Cisco CP-8811-K9 to your network using the Gigabit Ethernet port and enable PoE or connect an appropriate power source. Attach the wired handset and configure the phone with your SIP account credentials through the device web interface or provisioning server. Use the handset or speakerphone for calls and navigate menus on the 5-inch display to access call history, voicemail, and settings. Follow your organisation’s IT guidelines for firmware updates and security configuration.
Usage recommendations
For optimal voice quality and security, deploy the phone on a managed VLAN with QoS enabled and ensure the latest firmware and security settings are applied. Use PoE where available for neat cabling and centralized power management.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display | LCD |
| Touchscreen | No |
| Display resolution | 800 x 480 |

### Phone features

| Feature | Value |
|---|---|
| Caller ID | Yes |
| Call forwarding | Yes |
| Redialing | Yes |
| Call waiting | Yes |
| Speed dialling | Yes |
| Call park | Yes |

### Audio

| Feature | Value |
|---|---|
| Speakerphone | Yes |
| Voice codecs | G.711a, G.722, G.729A |
| Microphone mute | Yes |
| Ringer type | Polyphonic |

### Ports & interfaces

| Feature | Value |
|---|---|
| Ethernet LAN (RJ-45) ports | 2 |
| Headphone outputs | 1 |
| RJ-9 ports quantity | 1 |

### Network

| Feature | Value |
|---|---|
| Security algorithms | EAP-FAST, EAP-TLS, HTTPS, SRTP, SSL/TLS, SSH |
| Supported network protocols | SIP, SPD, UDP, GARP, DNS, TFTP, HTTPS, VLAN, RTP, RTCP, PPDP, |
| Ethernet LAN | Yes |
| Networking standards | IEEE 802.3u, IEEE 802.3i, IEEE 802.3at, IEEE 802.3af, IEEE 802.3ab, IEEE 802.1x, IEEE 802.1Q |
| Bluetooth | No |
| Wi-Fi | No |
| Quality of Service (QoS) support | Yes |
| DHCP client | Yes |

### Power

| Feature | Value |
|---|---|
| Power over Ethernet (PoE) | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.17 kg |
| Package weight | 1600.91 g |
| Height | 229.1 mm |
| Width | 257.3 mm |
| Depth | 40 mm |
| Package depth | 353.06 mm |
| Package height | 75.946 mm |
| Package width | 263.906 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 90 |
| Storage temperature (T-T) | -10 - 60 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 10 - 95 |

### Packaging content

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

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | China |
| Quantity per pack | 1 pc(s) |
| Harmonized System (HS) code | 85171800 |

### Design

| Feature | Value |
|---|---|
| Wall mountable | Yes |
| Product colour | Black |
| Mounting | Desk/Wall |
| Backlight keypad | Yes |
| Device lock | Yes |
| Handset type | Wired handset |
| Product type | IP Phone |

## FAQ

### How much does the IP Phone Cisco CP-8811-K9 cost, and is it available for purchase?

The price is 137.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 184 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 06.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can IP Phone Cisco CP-8811-K9 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Cisco 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 Cisco 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, touchscreen, speakerphone, bluetooth, ethernet lan, power over ethernet (poe), weight, handset type, 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/245880/65784626_large.webp