Is the battery removable?

No, the battery is built-in and not removable.

What network bands does the phone support?

It supports 2G GSM 900/1800MHz, 3G, and 4G networks.

What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Backup Doov R77 2.8" Android 13 4G Keypad Phone No Camera Dual SIM

Name: Backup Doov R77 2.8" Android 13 4G Keypad Phone No Camera Dual SIM
Brand: Shenzhen Connectech Technology Co., Ltd.
SKU: 2201080295

Guangdong, ChinaShenzhen Connectech Technology Co., Ltd.

US$56.40

10-99 Pieces

US$52.80

100-999 Pieces

US$50.60

1,000-4,999 Pieces

US$48.60

5,000+ Pieces

Sample price:US$60.00/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, Elderly Mobile Phone

Model NO.

R77

Screen Size

2.6-3.0"

CPU

Octa Core

Operation System

Android

SIM Card Slot

2 SIM

Front Camera Pixel

Without Camera

Rear Camera Pixel

Without Camera

RAM Capacity

3GB

ROM Capacity

32GB

Main Screen Resolution

640*480px

Battery Capacity

2001mAh-3000mAh

Removable Battery

Screen Material

IPS

Data interface

Type-C

Design

Bar

Storage Expansion

Supported

Weight

113G (Including Battery)

Material

Metal+Plastic

Speaker

1511 K-Class Box Speaker, 1W

Keys

21 Keys

Sensor

Gravity Sensor

Gnss

Support GPS/a-GPS/Beidou

Bt

V4.1

SIM Slots

*2 (Nano+Nano or Nano+TF)

Power Adaptor (5V/1A)

Specification

133.2*54.2*9.5mm

Trademark

DOOV

Origin

China

HS Code

85171300

Production Capacity

50000 Pieces/Year

Key features

Android 13 Operating System: Runs on the latest Android 13 for enhanced performance and security.

Dual SIM Support: Features 2 SIM slots (Nano+Nano or Nano+TF) for flexible connectivity.

High-Definition IPS Screen: 2.8-inch capacitive touch screen with 640*480px resolution.

Octa-Core Processor: Powered by Mediatek MT6762 octa-core CPU up to 2.0GHz.

Expandable Storage: Supports TF card extension up to 128GB for ample data capacity.

OEM Camera Option: Optional 2MP front and 5MP rear camera with flashlight for OEM orders.

Multi-Language Support: Device supports multiple languages for global usability.

Certified Quality: Products verified by SGS and certified by CE, RoHS, FCC, and TUV.

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: ≤7.20hTerms 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.