Grandstream WP822 Cordless Wi-Fi IP Phone

Key Features:

• Dual-Band Wi-Fi (802.11a/b/g/n/ac): Integrated Wi-Fi with advanced antenna and roaming support for seamless mobility across APs.

• 2 SIP Accounts / 2 Lines: Supports registering two independent SIP accounts to handle multiple calls.

• HD Voice with Dual Microphones: Superior audio quality with Acoustic Echo Cancellation (AEC) and Noise Shield technology for clear conversations.

• Bluetooth Connectivity: Pair Bluetooth headsets or other devices for hands-free use.

• Extended Battery Life: Rechargeable 2000 mAh battery delivering ~8 hours talk time and ~200 hours standby.

• Color TFT Display: 2.4″ (240×320) color screen for intuitive navigation and call information.

• Configurable Push-to-Talk Button: Dedicated button that can be set for push-to-talk, panic calls, or other functions.

• Mobile-Friendly Design: Lightweight, ergonomic handset with keypad, navigation keys, and backlit display.

• WMM & Smart QoS: Ensures consistent voice quality over Wi-Fi with prioritized traffic handling (Wi-Fi Multimedia).

• Standard Telephony Features: Hold, transfer, forward, call waiting, 3-way audio conferencing, call logs, phonebook support, auto answer/dial, and LDAP integration.

• Enterprise-Grade Security: WPA3/WPA3-Enterprise support, SRTP/TLS encryption, and robust authentication options.

• Auxiliary Interfaces: 3.5 mm headset jack and Micro USB port for charging or optional accessories.

Technical Specifications:

• Network Protocols: SIP RFC3261, TCP/IP, UDP, RTP/RTCP, HTTP/HTTPS, DHCP, DNS, NTP, STUN, SIMPLE, IPv6, etc.

• Voice Codecs: G.711µ/a, G.729A/B, G.722 (wideband), iLBC, Opus with VAD, CNG, AEC, PLC, AGC, ANS.

• Display: 2.4 inch (240×320) TFT color LCD.

• Wi-Fi: Dual-band 802.11 a/b/g/n/ac with 802.11k/r/v roaming support.

• Wi-Fi Encryption: WEP, WPA/WPA2, WPA Enterprise, WPA3, WPA3-Enterprise.

• Bluetooth: Integrated Bluetooth (varies with firmware/region).

• Battery: 2000 mAh rechargeable; ~8 hours talk / ~200 hours standby.

• Audio Enhancements: Dual microphones with AEC and Noise Shield.

• Peripherals: 3 soft keys, backlit keypad, navigation keys, headset jack, Micro USB charging port.

• Telephony Features: Call transfer/forward/hold, conference, call logs, phonebook (XML/LDAP), auto answer/dial.

• Security: SRTP, TLS, AES encryption, 802.1X support.

• Operating System: Linux-based firmware (optimized for WP series).