Brand - Grandstream, Model - Grandstream GXP1625, Type - IP Phone, Number of phone Line - 2-line IP Phone, Speaker - HD audio on speakerphone and handset, Volume Control - Yes, Wall Mount - Yes, Phone Book Memory - Up to 500 contacts, call history up to 200 records, Features - 2 SIP accounts, 2 line keys, 3-way conferencing, 3 XML programmable context-sensitive soft keys, Dual-switched 10/100 mbps ports, integrated PoE on GXP1625, 3-way conferencing to keep workers in-touch, Others - 132x48 backlit LCD Screen Display, Telephony Features: Hold, transfer, forward (unconditional/no-answer/busy), 3-way conferencing, call park/pickup, call waiting, off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot desking, personalized music ringtones, server redundancy & fail-over, Country of Origin - USA, Made in/ Assemble - China, Warranty - 1 year