4G LCD Smartphone

Samsung SM-J3300 Galaxy J3 Duos 2017 TD-LTE CN (Samsung J330)

Samsung · Announced Jun 2017

About Samsung Galaxy J3 Duos 2017

The Samsung Galaxy J3 Duos 2017 presents a compact form factor, measuring 70.3 mm wide, 143.2 mm tall and just 8.2 mm thick, with a lightweight build of 142 grams. Its front is occupied by a 4.99‑inch Color PLS TFT LCD panel that delivers a resolution of 720 by 1280 pixels, offering clear visuals for everyday use while keeping the device easy to hold and operate with one hand.

Under the surface, the phone runs Google Android 7.1.1 Nougat and is equipped with 2 GiB of RAM, providing sufficient memory for multitasking and app navigation. Power comes from a 2400 mAh battery, which supports typical daily usage, and the device accommodates a single SIM card for cellular connectivity. These specifications combine to give the J3 Duos 2017 a straightforward, functional profile suited to users seeking a modestly sized Android smartphone.

This variant

Compared to the base Galaxy J3 Duos 2017, this model steps up the memory to 3 GiB of RAM and packs a larger 2600 mAh battery, while the chassis remains the same size and weight creeps up slightly to 143 grams.

When placed alongside the other listed variant (SM‑J330F/DS) which retains the original 2 GiB RAM, this version offers the extra gigabyte of memory and the higher‑capacity battery, giving it a modest edge in multitasking and endurance without altering the screen or overall dimensions.

Technical Specifications

Display

Size

4.99 inch

Type

Color PLS TFT LCD display

Resolution

720x1280

Color depth

24-bit, 8-bit HDR

Subpixel

RGB Matrix (3 subpixels)

Screen-to-body

68.1%

Active area

62.12 × 110.43 mm

Touch

Capacitive multi-touch sensing screen

Performance

Platform

Google Android

Memory

RAM

3 GiB

Battery

Capacity

2600 mAh

Type

Lithium-ion

Energy

9.24 Wh

Voltage

3.85 V

Cameras

Main

4128×3096 · 1× optical visibility

Front

2576×1932 visibility

Dimensions

Size

70.3 × 143.2 × 8.2 mm

Weight

143 g

Connectivity

Wi-Fi

Wi-Fi 4

Wi-Fi services

Wi-Fi Direct, Wi-Fi Tethering

Bluetooth profiles

A2DP, AVRCP, DIP, HCRP, HFP, HID, MAP, OPP, PAN

USB

USB Series Micro-AB

USB services

USB charging, USB Host, USB On-The-Go 1.3, USB Power Delivery

NFC

NFC A, NFC B

GPS

GPS, GLONASS, BeiDou

GPS services

Simultaneous GPS (S-GPS), Assisted GPS, Geotagging, QuickGPS

FM radio

Yes

LTE · 5 bandsTD-LTE · 2 bandsUMTS · 4 bandsGSM · 4 bandsCDMA · 1 bandsTD-SCDMA · 2 bands

All LTE bands (5)

LTE 1800 MHz (Band 3)
LTE 2100 MHz (Band 1)
LTE 2600 MHz (Band 7)
LTE 850 MHz (Band 5)
LTE 900 MHz (Band 8)

All TD-LTE bands (2)

TD-LTE 2300 MHz (Band XL) bands
TD-LTE 2600 MHz (Band 38)

All UMTS bands (4)

UMTS 1900MHz (Band II, PCS)
UMTS 2100MHz (Band I, IMT)
UMTS 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)

All GSM bands (4)

GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
GSM 850MHz (B5)
GSM 900MHz (B8)

All CDMA bands (1)

CDMA 800MHz (BC0, 850)

All TD-SCDMA bands (2)

TD-SCDMA 1900 MHz (B39)
TD-SCDMA 2000 MHz (B34)

Audio

Channels

stereo

Output

3.5mm

Sensors

Accelerometer, Compass, Fingerprint sensor, Proximity sensor

Features

Fingerprint

Yes (fingerprint sensor)

SIM

Nano-SIM (4FF)

Carrier

China Telecom Corporation Limited China Unicom Netcom Limited

Markets

Asia, Southeast Asia (China)

Extras

Haptic touch feedback

Software extras

Voice Command, Navigation software

Regulatory

Data status

Final

Model Variants

1 other phones with the same base model: Samsung Galaxy J3 Duos 2017

Samsung Galaxy J3 Duos 2017

Samsung SM-J330F/DS Galaxy J3 Duos 2017 TD-LTE (Samsung J330)

View Specs

Samsung SM-J3300 Galaxy J3 Duos 2017 TD-LTE CN (Samsung J330)

About Samsung Galaxy J3 Duos 2017

Technical Specifications

Model Variants

Samsung Galaxy J3 Duos 2017

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