Can I expand the storage?

Yes, it supports TF card expansion up to a maximum of 128GB.

What operating system does it run?

The phone runs on the Android 12 operating system.

What navigation systems are supported?

It supports GPS, GLONASS, BDS, and GALILEO for accurate positioning.

4G Global Version Android 12 NFC Mobile Phone

Name: 4G Global Version Android 12 NFC Mobile Phone
Brand: Shenzhen Connectech Technology Co., Ltd.
SKU: 2213294125

Guangdong, ChinaShenzhen Connectech Technology Co., Ltd.

US$75.80

20-99 Pieces

US$69.50

100-999 Pieces

US$67.30

1,000+ Pieces

Sample price:US$80.00/piece.Request sample

Product profile

Customization

Available

Network Standard

4G, 3G, CDMA, GSM

Style

Smart Mobile Phone, Business Mobile Phone, Camera Mobile Phone, Music Mobile Phone, Game Mobile Phone

Model NO.

W555

Screen Size

5.1"-6.0"

CPU

Octa Core

Operation System

Android

SIM Card Slot

2 SIM

Front Camera Pixel

5MP

Rear Camera Pixel

13MP

RAM Capacity

3GB

ROM Capacity

32GB

Main Screen Resolution

HD 720*1280

Battery Capacity

4000mAh

Removable Battery

Yes

Screen Material

IPS

Screen Narrow Border

2-3mm

Data interface

Type-C

Display Color

260k Color

Design

Touch

Storage Expansion

Supported

Transport Package

Color Box

Specification

150*74*13.4mm

Trademark

UNIWA

Origin

China

Production Capacity

5000pieces/Day

Key features

Android 12 & NFC: Runs on Android 12 OS with built-in NFC reader for convenient contactless payments.

SOS & PTT Button: Features a dedicated side button for SOS emergency calls or Push-to-Talk communication.

4000mAh Battery: Equipped with a large 4000mAh Li-Polymer battery for extended usage time.

Global 4G Bands: Supports extensive global 4G LTE bands including B1-B66 for worldwide connectivity.

Multi-GNSS Support: Integrates GPS, GLONASS, BDS, and GALILEO for precise navigation and positioning.

Expandable Storage: Comes with 3GB RAM and 32GB ROM, supporting TF card expansion up to 128GB.

HD+ Waterdrop Screen: Features a 5.71-inch HD+ display with a waterdrop notch design for immersive viewing.

Dual Camera System: Includes a rear 13MP main camera with flashlight and a 0.3MP fish-eye lens.

Company profile

Fast DeliveryQuality AssuranceR&D CapabilitiesProduct Certification

Shenzhen Connectech Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2011-03-08Nearest Port: Yantian, HongkongAverage Response Time: ≤8.18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, DDP, CIP, CPT, FCA, EXW, CFR, DAP

AI-Powered supplier vetting

SummaryShenzhen Connectech Technology Co., Ltd. is identified as a manufacturer/factory in Shenzhen, China, focused on mobile smart terminals and consumer electronics. The supplier reports three production lines, 11–20 R&D engineers, 11–20 quality-control staff, and stated annual outputs of 3,000,000 mobile phones plus 50,000 units each of tablet PCs, smart walkie-talkies, and handheld PDAs. It reports ISO 9001 certification and multiple product-related certifications, including CE, FCC, and RoHS. Evidence supports production scale, relevant technical focus, and international market exposure, with exports to more than 50 countries and regions. However, the provided information does not sufficiently establish after-sales processes, customization execution, detailed financial credibility, or named customer case outcomes.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and limited company based in Shenzhen, Guangdong, China. Its stated business focuses on research, development, production, and sales of mobile smart terminals.

CertificationsThe supplier reports ISO 9001 certification and states that its products have obtained CE, FCC, RoHS, appearance patents, software copyrights, explosion-proof certification, and GSMA-related certifications. These claims indicate documented quality-system and product-compliance coverage, although the provided slices do not include certificate numbers or validity dates.

R&D capabilityThe supplier reports 11–20 years of total R&D-engineer experience, describes itself as a national high-tech enterprise focused on mobile smart terminals, and states that it continuously innovates to meet diverse customer needs. Its product and intellectual-property claims further support innovation activity, although no specific R&D spending, patent count, or development timeline is provided.

Production capacityThe supplier reports three production lines, 11–20 quality-control staff, and stated output of 3,000,000 mobile phones plus 50,000 units each of tablet PCs, smart walkie-talkies, and handheld PDAs. It also describes automated equipment, intelligent manufacturing, an efficient production line, and ISO 9001 implementation, providing explicit evidence of established production and quality-control capacity.