Model no is 55P725 
Factory 2nds with 1 Year Warranty 
Technical Specs −
Screen Technology:LED
Screen Size:55"
Screen Resolution:3840 x 2160
Display Resolution:4K Ultra HD
TV Processor:AIPQ Engine
Smart TV:Yes
Smart TV Platform:Android TV
Compatible Video Streaming Apps:Netflix/Stan/Amazon Prime/YouTube
HDR Format:HDR10 / Dolby Vision
Sound:29.5W Dolby Atmos
Refresh Rate:Variable
Motion Rate:100 CMR
HDMI Input:3
USB Input:1 x USB 2.0, 1 x USB 3.0
Energy Rating (Star):6
Release Year:2021
Series:P725
VESA Wall Mount Size (mm):200 x 300
Weight with stand (without stand):11.2kg (11kg)
Product Height (mm):774
Product Width (mm):1234
Product Depth (mm):265
Additional Features:Hands Free Voice Control 2.0