can this be used as a tannoy

Hi. I dont think these phones support a "Tannoy" feature. Here is a link to the Cisco user guide. https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucme/ip_phones/6921_6941/english/user/guide/b_6921_41_45_61_ug_release9_0.pdf

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Cisco CP-6921-C-K9

Product ID: 65245955

Details

Answering system type
Digital
Brand
Cisco
Colour
Black
Dialler type
Single Keypad
Item dimensions L x W x H
18.8 x 20.6 x
Item weight
1.04 kg

🌍Right-to-left language support

📞2-line support

🔋50% energy savings with Deep-Sleep

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€ 95.27

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Sold byAmazon GreeceDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

📞 Elevate your office calls with smart, sustainable, and stylish communication.

CUSTOMIZABLE STYLE - Choose between two handset styles and colors to match your professional workspace aesthetic.
DUAL LINE EFFICIENCY - Manage two calls seamlessly with dedicated line appearances for a traditional yet modern telephony experience.
GLOBAL LANGUAGE READY - Supports right-to-left language display, ensuring inclusivity and ease for international teams.
ECO FRIENDLY POWER MODE - Cut energy consumption by up to 50% during off-hours with Deep-Sleep mode—perfect for green-conscious offices.
INTUITIVE CALL CONTROLS - Fixed keys for hold, transfer, and conference streamline your workflow without fumbling through menus.

The Cisco CP-6921-C-K9 is a business-grade VoIP phone designed for professional environments, featuring dual-line support, full-duplex speakerphone, and energy-saving Deep-Sleep mode. It offers user-friendly fixed keys, customizable handset options, and right-to-left language support, making it a versatile and eco-conscious choice for global teams.

Specifications

ASIN	B002P4NJJ8
Answering System Type	Digital
Box Contents	VoIP Phones
Brand Name	Cisco
Colour	Black
Compatible Devices	Traditional telephone networks, computer systems, VoIP services
Conference Call Capability	basic
Customer Reviews	3.2 3.2 out of 5 stars (11)
Dialer Type	Single Keypad
Enclosure Material	Plastic
Global Trade Identification Number	00882658277764, 00882658460777
Is there Caller ID	No
Item Dimensions	18.8 x 20.6 x 16.5 centimetres
Item Part Number	CP-6921-C-K9=, CP6921CK9
Item Weight	1.04 kg
Manufacturer	Cisco
Manufacturer Part Number	CP-6921-C-K9=
Model Number	CP-6921-C-K9=
Multiline Operation	Multi-Line Operation
Number of Batteries	Product Specific batteries required.
Power Source	Corded Electric
Product Warranty	2 years
Telephone Type	Corded
UPC	008265827776 163120437399 882658460777 882658277764 151903572962

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