- Scalable solution with superior performance
 - Optimized wireless communication experience for mobile working
 - Easy deployment and efficient management
 - Seamlessly compatible with Yealink full-range DECT endpoints
 
Category: IP Phones
        | Features | |
|---|---|
| Number of function keys | 6 | 
| Integrated voicemail | Yes | 
| Handset type | Wireless handset | 
| Mounting | Desk/Wall | 
| Device lock | Yes | 
| Ethernet cable | Yes | 
| Product colour | Grey | 
| Technical details | |
| Number of function keys | 6 | 
| Integrated voicemail | Yes | 
| Handset type | Wireless handset | 
| Mounting | Desk/Wall | 
| Device lock | Yes | 
| Speakerphone | Yes | 
| Ethernet cable | Yes | 
| Direct call | Yes | 
| Harmonized System (HS) code | 85171800 | 
| Power | |
| Battery technology | Lithium-Ion (Li-Ion) | 
| AC adapter input voltage | 100 - 240 V | 
| Design | |
| Product type | IP mobile phone | 
| Handset type | Wireless handset | 
| Mounting | Desk/Wall | 
| Device lock | Yes | 
| Product colour | Grey | 
| Phone features | |
| Message-waiting indicator (MWI) | Yes | 
| Call transfer | Yes | 
| Vibrating alert | Yes | 
| Frequency band | 1.9 GHz | 
| Lines quantity | 20 lines | 
| Speed dialling | Yes | 
| Redialing | Yes | 
| Phonebook capacity | 1000 entries | 
| Intercom | Yes | 
| Full duplex | Yes | 
| Direct call | Yes | 
| Conference call | Yes | 
| Caller ID | Yes | 
| Call waiting | Yes | 
| Call hold | Yes | 
| Call forwarding | Yes | 
| Anonymous call rejection | Yes | 
| Call history | Yes | 
| Management features | |
| Number of function keys | 6 | 
| Integrated voicemail | Yes | 
| Display | |
| Display resolution | 240 x 320 pixels | 
| Display diagonal | 6.1 cm (2.4") | 
| Display | TFT | 
| Backlight display | Yes | 
| Audio | |
|---|---|
| Speakerphone | Yes | 
| Network | |
| Networking standards | IEEE 802.1af | 
| Ethernet LAN data rates | 10,100 Mbit/s | 
| Ethernet LAN | Yes | 
| DHCP client | Yes | 
| Bluetooth | Yes | 
| Colour | |
| Product colour | Grey | 
| Battery | |
| Battery technology | Lithium-Ion (Li-Ion) | 
| Operational conditions | |
| Storage temperature (T-T) | -30 - 70 °C | 
| Operating temperature (T-T) | -10 - 50 °C | 
| Operating relative humidity (H-H) | 10 - 95% | 
| Weight & dimensions | |
| Handset dimensions (WxDxH) | 175 x 53 x 20.3 mm | 
| Base dimensions | 130 x 100 x 25.1 mm | 
| Packaging content | |
| AC adapter included | Yes | 
| Charger | Yes | 
| Ethernet cable | Yes | 
| Logistics data | |
| Harmonized System (HS) code | 85171800 | 
| Product | 
                        
                            
    
         
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|---|---|---|---|---|---|---|
| SKU | 
                                 
                                                                                                                                W76P                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                700458540                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                700480593                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                CP-7821-K9=                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                CP-7841-K9=                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                CP-8811-K9=                                                                                                                         
                             | 
                                            
| Manufacturer | 
                                 
                                                                                                                                Yealink                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Avaya                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Avaya                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                Cisco                                                                                                                         
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                                                                                                                                Cisco                                                                                                                         
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                                                                                                                                Cisco                                                                                                                         
                             | 
                                            
| Product type | 
                                 
                                                                                                                                IP mobile phone                                                                                                                         
                             | 
                                                                                
                                 
                                                                                                                                IP phone                                                                                                                         
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                                                                                                                                IP phone                                                                                                                         
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                                                                                                                                IP phone                                                                                                                         
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                                                                                                                                IP phone                                                                                                                         
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                                                                                                                                IP phone                                                                                                                         
                             |