What is the battery capacity and type?

It has a 2500mAh removable Li-ion battery, which allows for easy replacement.

What is the lead time for production?

The lead time is within 15 workdays during the off-season and about one month during the peak season.

2.8 Inch Touch Screen 4G Mobile WiFi Whatsapp Android 11 Keypad Phone

Name: 2.8 Inch Touch Screen 4G Mobile WiFi Whatsapp Android 11 Keypad Phone
Brand: Shenzhen Connectech Technology Co., Ltd.
SKU: 2269288475

Guangdong, ChinaShenzhen Connectech Technology Co., Ltd.

US$47.60

3,000-4,999 Pieces

US$42.63

5,000+ Pieces

Product profile

Customization

Available

Battery Capacity

2001mAh-3000mAh

CPU

Quad Core

Model NO.

A2803

Data interface

Type-C

Design

Bar

Display Color

4096 Color

Front Camera Pixel

0.3MP-2MP

Main Screen Resolution

QVGA 240*320

Navigation Technology

A-GPS

Network Standard

3G, 4G, GSM

Operation System

Android

RAM Capacity

3GB

Rear Camera Pixel

0.3-1MP

Removable Battery

Yes

ROM Capacity

32GB

Screen Material

IPS

Screen Narrow Border

4-5mm

Screen Size

2.6-3.0"

SIM Card Slot

2 SIM

Standard

LTE

Storage Expansion

Supported

Support Frequency

Dual-band

Net Weight

166g (Including Battery)

Reliability

IP68

Languages

Multi-Languages

Speaker

2415 Speaker, Class D

WiFi

2.4GHz/5GHz

Bt

V4.2

OS

Android 11

Transport Package

Box

Specification

142*62*16.5mm

Trademark

UNIWA

Origin

China

Production Capacity

50000PCS/Year

Key features

Android 11 Operating System: Runs on the latest Android 11 smart OS for enhanced performance and app compatibility.

IP68 Waterproof Rating: Fully waterproof and dustproof design, suitable for harsh outdoor environments.

T9 Physical Keypad: Features 21 physical keys for easy and precise text input without relying solely on touch.

Global 4G Network Support: Supports extensive 2G, 3G, and 4G LTE bands for reliable global connectivity.

Dual-Band WiFi & GPS: Supports 2.4GHz/5GHz WiFi dual-band and A-GPS navigation for stable internet and location.

3GB RAM + 32GB ROM: Ample storage with 3GB RAM and 32GB ROM, expandable via TF card up to 64GB.

2500mAh Removable Battery: Features a large 2500mAh removable Li-ion battery for extended usage and easy replacement.

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: ≤6.41hTerms 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.