# IP Phone Cisco CP-7821-K9= 3.5-inch Display

**URL:** https://aio.lv/en/product--cisco-cp-7821-k9--245874
**Data updated:** 2025-12-28 21:11 (EET)
**Category:** VoIP Phones
**Manufacturer:** Cisco
**Manufacturer code:** CP-7821-K9=
**EAN:** 882658621840
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 138.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 114.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cisco-cp-7821-k9--245874

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Cisco IP Business Phone 7821 features a 3.5-inch greyscale display, supports 2 lines, and includes a wired handset. With digital volume control and a resolution of 396 x 162 pixels, it offers clear communication. It supports various voice codecs including G.711a, G.722, G.729A, G.729B, and iLBC. This phone is powered by Class 1 PoE and comes with a 1-year limited hardware warranty.

## Long description

The Cisco IP Business Phone 7821 (CP-7821-K9=) is a VoIP desk phone with a 3.5-inch greyscale display designed for medium to large organisations migrating from analogue or digital systems to IP-based communications. It supports two lines, includes a wired handset and speakerphone, and is powered via Class 1 PoE. The phone supports common voice codecs (G.711a, G.722, G.729A, G.729B, iLBC) and comes with a one-year limited hardware warranty.
Advantages
The Cisco 7821 provides high-fidelity voice quality and a compact 3.5-inch display that shows call information and basic settings. Built-in speakerphone and digital volume control simplify hands-free operation. Support for multiple codecs ensures interoperability with standard SIP/VoIP systems, and PoE capability reduces cabling and power adapter needs. The device’s small footprint and standard Ethernet connectivity make it suitable for typical office desk deployments.
Suitable for
Medium and large business office desks
Reception and shared workspaces requiring two-line support
Organisations migrating from analogue/digital PBX to IP telephony
Key specifications
Model: Cisco CP-7821-K9=
Display: 3.5-inch greyscale, 396 x 162 pixels
Lines: 2 lines
Handset: Wired handset
Speakerphone: Yes
Codecs: G.711a, G.722, G.729A, G.729B, iLBC
Power: Class 1 Power over Ethernet (PoE)
Connectivity: Ethernet LAN
Colours: Silver, Black
Weight: 0.867 kg
Warranty: 1-year limited hardware warranty
How to use
Connect the phone to an Ethernet network that provides PoE or use an appropriate power source where supported. Attach the wired handset and configure SIP account details or connect to a supported Cisco call-control platform following your organisation’s provisioning procedure. Use the greyscale display and on-screen menus to select lines, view caller ID and adjust digital volume settings. For hands-free calls, press the speakerphone button.
Usage recommendations
Install on a stable desk surface near an Ethernet outlet or PoE switch. Ensure firmware and provisioning are handled by your network administrator or Cisco-compatible provisioning server to maintain compatibility and security. Use a PoE-capable switch to simplify power management and reduce additional cabling.

## Specifications

### Display

| Feature | Value |
|---|---|
| Touchscreen | No |
| Display diagonal | 3.5 " |
| Display resolution | 396 x 162 |

### Phone features

| Feature | Value |
|---|---|
| Conference call | Yes |
| Caller ID | Yes |
| Call forwarding | Yes |
| Answering machine | Yes |
| Call waiting | Yes |
| Speed dialling | Yes |
| Call hold | Yes |
| Lines quantity | 2 lines |

### Audio

| Feature | Value |
|---|---|
| Speakerphone | Yes |
| Voice codecs | G.711a, G.722, G.729A, G.729B, iLBC |

### Ports & interfaces

| Feature | Value |
|---|---|
| Ethernet LAN (RJ-45) ports | 2 |

### Network

| Feature | Value |
|---|---|
| Security algorithms | 802.1x RADIUS |
| Supported network protocols | IEEE 802.3, IEEE 802.3u, IEEE 802.3af |
| Ethernet LAN | Yes |
| Bluetooth | No |
| Wi-Fi | No |
| Quality of Service (QoS) support | Yes |

### Power

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.867 kg |
| Package weight | 1201.81 g |
| Height | 28 mm |
| Width | 207 mm |
| Depth | 206 mm |
| Package depth | 279.908 mm |
| Package height | 71.882 mm |
| Package width | 234.95 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 |

### Certificates

| Feature | Value |
|---|---|
| Safety | UL 60950, CAN/CSA - C22.2, EN 60950, IEC 60950, AS/NZS 60950, GB4943 |

### 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 | Silver, Black |
| Mounting | Desk/Wall |
| Handset type | Wired handset |
| Case material | Polycarbonate |
| Product type | IP Phone |

### Management features

| Feature | Value |
|---|---|
| Volume control | Digital |
| Integrated voicemail | Yes |

## FAQ

### How much does the IP Phone Cisco CP-7821-K9= cost, and is it available for purchase?

The price is 138.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 207 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 09.07.2026 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-7821-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: touchscreen, lines quantity, 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

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