Cisco CP-7941G. Display: LCD, Display resolution: 320 x 222 pixels. Voice codecs: G.711µ, G.729a. Supported network protocols: DHCP, TFTP, SCCP, DSCP. Dimensions (WxDxH): 266.7 x 152.4 x 203.2 mm, Weight: 1.6 kg. Safety: (UL) 60950, (CSA) C22.2 No. 60950, IEC 60950, EN 60950, AS/NZS 60950, Certification: CE (FCC) 15 (CFR 47) B ICES-003 B EN55022 B CISPR22 B AS/NZ 3548 B VCCI B EN55024 EN 50082-1, Compliance industry standards: IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.3af