Yealink T53 handset

(This text is machine translated) Yealink SIP-T53. Color of product: Grey, Handset type: Corded handset, Volume control: Buttons. Display: LCD, Resolution: 360 x 160 pixels, Display diagonal: 9.4 cm (3.7''). Line quantity: 8 lines, Phone book capacity: 1000 entries. Voice Codecs: G.722,G.723.1,G.726,G.729A,G.729B,OPUS,iLBC. Interface type Ethernet LAN: Gigabit Ethernet, Supported network protocols: FTP/TFTP/HTTP/HTTPS, Network standards: IEEE 802.1p,IEEE 802.1x,IEEE 802