Updated : Mar 14, 2019, 7:12 AM

LG Harmony

Full Specifications

Released · Apr 14, 2017

5.3-inch · 1280x720px

Single camera

2800 mAh

1.5GB · 16GB

Qualcomm Snapdragon 425

Android 8.1 Oreo LG UX UI

This device is also known as LG M257, LG K20

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Design
Dimensions	5.9 x 3 x 0.3 inches 149.9 x 76.2 x 7.6 mm
Weight	5 oz (142.0 g)
Materials	Back: Plastic Frame: Metal
Keys	Left: Volume control; Back: Lock/Unlock key
Colors	Black

Display
Size	5.3-inch
Resolution	1280x720px, 277 PPI
Technology	TFT
Screen-to-body	67.81 %
Features	Ambient light sensor, Proximity sensor

Hardware
System chip	Qualcomm Snapdragon 425 8917 (28 nm)
Processor	Quad-core 1400 MHz ARM Cortex-A53
GPU	Adreno 308
RAM	1.5GB (LPDDR3)
Internal storage	16GB, available to use: 8.9 GB
Storage expansion	microSDXC up to 2000 GB
OS	Android (8.1 Oreo, 7.0 Nougat), LG UX UI

Battery
Capacity	2800 mAh

Camera
Rear	Single camera
Main camera	8 MP (Autofocus)
Flash	LED
Video recording	1920x1080 (Full HD) (30 fps) Picture-taking during video recording, Video calling, Video sharing
Front	5 MP

Connectivity & Features
Bluetooth	4.2
Wi-Fi	802.11 b,g,n Hotspot, Wi-Fi Direct
USB	microUSB, USB 2.0
Hearing aid compatible	M3/T3
Location	GPS, A-GPS
Sensors	Accelerometer
Other	Tethering, Computer sync, OTA sync

Multimedia
Headphones	3.5mm jack
Speakers	Earpiece, Loudspeaker
Features	Album art cover, Background playback
Screen mirroring	Wireless screen share
Radio	FM

Cellular
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a)
3G	Bands 5(850), 4(1700/2100), 2(1900)
Data Speed	LTE Cat 4 (150/50 Mbit/s), HSPA
SIM type	Nano SIM
HD Voice	Yes

Phone Features
Notifications	Haptic feedback
Other features	Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval
FCC approval	Date approved: Mar 02, 2017 FCC ID value: ZNFL59BL
Measured SAR	Head: 0.58 W/kg Body: 0.99 W/kg Simultaneous Transmission: 1.54 W/kg Wireless Router: 0.99 W/kg

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Carrier Availability

Discontinued

AT&T
Cricket

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