Basic Information :
Product Type LED UHD Smart ANDROID ATV
Chassis MT5522.81
CPU CA53x4 64bit 1.008GHz
GPU Mali 450, 492MHz
OS Android 7.0 AOSP
Memory/Flash 1.25GByte (DDR3-1866) / 8GB EMMC
UI Style GAIA
Launcher Home Pages Show GAIA
OSD Language English, French, Arabic
TV System PAL B/G、D/K、I；NTSC-M；
DVB-T/T2
AV System PAL,、NTSC
Channels 199
Power Supply AC 110V-240V 50/60Hz
Power Consumption （TV On） 200W
Power Consumption （Standby） ≤0.5W
Certification HDMI, Dolby, ERP
ECO Energy efficiency Yes
Internet Link Wireless Wi-Fi Default
LED Indicator Status RED in Standby
Basic Function :
Initial Setup Yes，for user setting in TV first starting
HDMI Auto Switch Manual
Channels Edit For Channel renamed
Input Settings For Input source device choice
Sleep Timer Yes
Wi-fi 802.11a/b/g/n/ac; 2.4G+5G
BT No
HDR 10 HDMI , USB
T-Link（CEC） Yes
HDMI ARC Yes
Teletext Yes
S/W update USB s/w update
Power Label A
Picture :
Picture Mode StandardDynamicNaturalMoviePersonal
Screen Mode 16:94:314:9CineraZoom etc.
Noise Reduction LowMiddleHighAutoOff
Backlight Adjustable Yes (0~100)
Color Temperature Normal/Warm/Cool/Customer
Gamma Adjustable No
Dynamic Contrast Yes
Over scan Yes
Picture Freeze Yes
Game Mode No
Film Mode No
Picture Reset Yes
Application List:
YouTube Pre-install, Global Online Movies
App Store Aptoide
File Browser Pre-installed
E-Share Yes ,default on, [Wi-Fi direct]
Browser Webpage Browser
Media center Media/Music play for USB Device
USB Device Media Format :
Music MP3/AC3/LPCM
Picture JPEG/BMP/PNG/GIF
Multimedia Video H.264/H.265/MPEG2/M
Signal Format Capability:
DVI Video Format Up to XGA for HDMI-PC
HDMI Video Format Up to 1080P
PC Compatibility Yes
Panel Specification :
Backlight Unit LED
Panel Type VA
Aspect Ratio 16:9, 4:3
Panel Active Size (inch) 1.397m
Display Resolution 3840*2160
Brightness (cd/m2) 300(mini),320nits(typical)
Contrast Ratio 1200:1
Response Time (G to G) 8ms
Viewing Angle (H/V) 178°/178°
Life Time (Typ.) 30,000hrs
Color 16.7 Million (8bit)
Walton Fluid Motion Engine (FME)
120 Hz
WCG NTSC 85%
Terminals:
HDMI 2.0 3 HDMI (include CEC, ARC)
USB 2.0 2
USB 3.0 0
AV in 1
RJ45 Yes
Headphone Yes
Tuner ATV/DVB-T/T2
SPDIF No
CI No
Sound :
Speakers Integrated speakers (Bottom side)
Audio Power Output （THD=10%） 2×10W
Auto Volume Control Auto Volume Control
Sound Preset StandardMusicMovieNewsPersonal
Sound Control Five band equalizer adjust in Personal mode
TV Placement Desk top / Wall mount
Essential Accessories（Default) :
Operation Manual English (Default)
Remote Control and batteries WALTON RC and AAA batteries
Base Stand Integrated Packaging
AC power cord 1 pc
Dimensions & Weight :
TV with Stand (L × W × H) 1230mm x 335mm x 760mm
TV without Stand (L × W × H) 1230mm x 65mm x 710mm
TV Shipping dimensions (L × W × H) 1315mm x 145mm x 845mm
TV with Stand Weight 18.22 Kg
TV without Stand Weight 17.65 Kg
TV Shipping Weight 21 Kg
Loading :
40 HQ Container
Approx. 405 Pcs
40 GP Container
Approx. 270 Pcs
20 GP Container
Approx. 126 Pcs

Display

Screen Size
55″
Aspect Ratio
16:09
Resolution
3840×2160/4K
Viewing Angle
H 178 /V 178 (CR>10)
Contrast
1200:1
Brightness
250(cd/m.sq)
Response Time
7ms
Backlight Type
DLED
Display Device
YES
Dynamic Backlight Adjust
YES
Accessories

Power Cable
Yes
User Manual
Yes
Remote Control Battery
Yes
Remote Control
Yes
Wall Mount Bracket
Yes
Picture

Comb Filter
N/A
Noise Reduction
DNR
Picture Improvement
Yes
D- Interface
Yes
Input Output Ports

HDMI 3
USB 2.1 1
AV Input
1
AV Output
1
YPbPr-IN
1
RF IN
1
PC IN
1
PC Audio IN
1
LAN
1
SPDIF

Tv System

Video System
PAL BG/ DK /I DVB – T2
Sound System
BG / D / K/I
Receive Channel

Usb Play

Video
MPEG-4,H.264,MKV,WMV,FLV,MPG
Audio
MP3
Image
JPG ,PNG,BMP
Audio

Audio Output
Digital
Speaker Position
Bottom
Sound Effect
Stereo Sound
Power

Power Supply
100v – 240v 50/60Hz
Standby Power
0.5W
Maximum Power Consumption
145W