Others
Voice Codecs and Capabilities: G.729A/B, G.711u/a-law, G.726, G.722(wide-band), G.723, iLBC, Opus, in- band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJB, Headset Noise Shield, Wi-Fi: Yes, integrated dual-band Wi-Fi 6 802.11 a/b/g/n/ac/ax (2.4GHz & 5GHz). 802.11k/r/v Supported, Wi-Fi Encryption Supports: WEP, WPA, WPA2, WPA3 (personal), Peripherals: 3 soft keys, navigation keys, confirm key, dial key, hang up key, speaker key, quick access and mute key, backlight DTMF keyboard, volume keys, Push-to-Talk key, accelerometer, proximity sensor, Push-to-Talk: Customizable function button for alarm and paging, Telephony: Hold, transfer, forward, 4-way audio conference, call park, downloadable phonebook (XML, LDAP, up to 1000 items), call waiting, call log (up to 200 records), auto answer, click to dial, flexible dial plan, personalized music ringtones, server redundancy and fail-over, push-to-talk, QoS: Supports Layer 3 QoS (Tos, DiffServ, MPLS, DSCP), Upgrade/Provisioning: Firmware upgrade via FTP / FTPS / TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration file, Temperature and Humidity: Operating Temperature: 0 Degree C to 45 Degree C; Operating Humidity: 10-90% (non-condensing), Storage Temperature: -20 Degree C to 60 Degree C; Storage Humidity: 10-90% (non-condensing), Package Contents WP826 phone, Type-C power adapter, charger base, belt clip, 1 lithium-ion battery, M3 screw, wall bracket, quick installation guide, Compliance: FCC, CE, RCM, IC