Grandstream Networks WP822 IP phone Black, Silver 2 lines LCD Wi-Fi

Base dimensions (WxDxH): 77.9 x 81.2 x 38.2 mm | On-hook dialling: Yes | Headset connectivity: 3.5 mm | Headset included: Yes | Number of handles included: 1 pc(s) | Wi-Fi: Yes | Handset weight: 185.9 g | Product type: IP Phone | Battery technology: Lithium-Ion (Li-Ion) | DHCP client: Yes | Operating temperature (T-T): 0 - 45 °C | Operating relative humidity (H-H): 10 - 90% | Call history: Yes | Standby time: 200 h | Battery capacity: 2000 mAh | Base station: Yes | Package weight: 422.6 g | Charger: Yes | Display: LCD | Volume control: Buttons | Product colour: Black | Product colour: Silver | Speakerphone: Yes | AC adapter output voltage: 5 V | Display resolution: 240 x 320 pixels | AC adapter input voltage: 100 - 240 V | Lines quantity: 2 lines | Security algorithms: MD5 | Microphone in: Yes | AC adapter included: Yes | Security algorithms: TLS | Handset dimensions (WxDxH): 164 x 52 x 25.8 mm | Security algorithms: 802.1x RADIUS | Security algorithms: 256-bit AES | Storage relative humidity (H-H): 10 - 90% | Security algorithms: SRTP | Networking standards: IEEE 802.1x | Handset type: Wireless handset | Storage temperature (T-T): -20 - 60 °C | Talk time: 8 h | Phonebook capacity: 500 entries | Quick start guide: Yes | Wi-Fi standards: 802.11g | Wi-Fi standards: Wi-Fi 4 (802.11n) | AC adapter output current: 1 A | Power consumption (typical): 5 W | Number of microphones: 2 | Wi-Fi standards: Wi-Fi 5 (802.11ac) | Wi-Fi standards: 802.11a | Call waiting: Yes | Add new contacts from handset: Yes | Conference call: Yes | Call hold: Yes | Bluetooth: Yes | Display diagonal: 6.1 cm (2.4") | Quality of Service (QoS) support: Yes | Wi-Fi standards: 802.11b | Vibrating alert: Yes