Grandstream Networks WP826. Product type: IP Phone. Product colour: Blue. Handset type: Wireless handset. Number of lines: 2 lines. Frequency band: 2.4/5 GHz. Display: TFT. Display diagonal: 4.57 cm (1.8"). Display resolution: 128 x 160 pixels. Voice codecs: AEC, AGC, AJB, CNG, G.711alaw, G.711u, G.722, G.723, G.729A, G.729B, PLC. WLAN standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax). Security algorithms supported: WEP, WPA, WPA2, WPA3