Is the battery removable?

Yes, it features a 2500mAh removable Li-ion battery.

What network bands does it support?

It supports Global 4G Network Bands, 3G, and GSM.

Hot Selling Good Quality Uniwa A2803 IP68 Waterproof 4G Android Rugged Phone

Name: Hot Selling Good Quality Uniwa A2803 IP68 Waterproof 4G Android Rugged Phone
Brand: Shenzhen Connectech Technology Co., Ltd.
SKU: 2284252025

Guangdong, ChinaShenzhen Connectech Technology Co., Ltd.

US$38.72

3,000-4,999 Pieces

US$36.73

5,000-9,999 Pieces

US$35.87

10,000+ Pieces

Sample price:US$38.00/piece.Request sample

Product profile

Customization

Available

Network Standard

4G, 3G, GSM

Style

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

Model NO.

A2803

Screen Size

2.6-3.0"

CPU

Quad Core

Operation System

Android

SIM Card Slot

2 SIM

Front Camera Pixel

<0.3MP

Rear Camera Pixel

0.3-1MP

RAM Capacity

3GB

ROM Capacity

32GB

Main Screen Resolution

QVGA 240×320

Battery Capacity

2001mAh-3000mAh

Removable Battery

Screen Material

IPS

Screen Narrow Border

4-5mm

Data interface

Type-C

Display Color

260k Color

Design

Touch

Storage Expansion

Supported

Dimension

142*62*16.5mm

Weight

166g (Including Battery)

Color

Black

Processor

Mediatek Mt6739 Cortex A53 Quad Core

OS

Android 11

Display

2.8 Inch Qvga IPS Capacitive Touch Screen

Camera

Double Cameras: 0.3MP Front+0.3MP Rear Camera with

RAM

3GB RAM

ROM

32GB ROM, Support TF Extension up to 64GB Maximall

Battery

Removable 2500mAh Li-ion Battery

SD Card

Support TF Extension up to 64GB Maximally

WiFi

IEEE 802 a/B/G/N/AC, Support 2.4GHz/5GHz Dual-Band

Bluetooth

V4.2

Gnss

Support GPS/a-GPS

Torch Light

Support

Transport Package

Standard Package

Specification

142*62*16.5mm

Trademark

UNIWA

Origin

China

HS Code

85171310

Production Capacity

100000pieces/Month

Key features

IP68 Waterproof Design: Fully waterproof and dustproof for harsh environments.

Android 11 Operating System: Runs on latest Android 11 with preinstalled apps.

T9 Physical Keypad: Durable physical keypad for easy and precise input.

2.8 Inch IPS Screen: Capacitive touch screen with narrow border design.

3GB RAM + 32GB ROM: Supports TF card expansion up to 64GB.

2500mAh Removable Battery: Large capacity battery with removable design.

Global 4G Network: Supports 4G, 3G, GSM bands worldwide.

WiFi & GPS Support: Dual-band WiFi and GPS navigation enabled.

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: ≤7.26hTerms 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.