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no brand android phones GS503 for personal tracker

FOB Price: US $42 - 45 / Piece Get Latest Price
Min.Order Quantity: 10 Piece/Pieces
Supply Ability: 30,000 Piece/Pieces per Month
Port: Shenzhen/Guangzhou/Hongkong
Payment Terms: T/T,Western Union,Paypal
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Quick Details

Place of Origin: Guangdong China (Mainland) Brand Name: Concox Model Number: GS503
Design: Bar Display Color: Black / White Screen: < 2"
Operation System: Other Color: White,Black/ White Size: 115 (L) X 51 (W) X 16.5 (H) mm
Weight: 74g GPS: MT3326 GPS antenna:
built-in GPS high gain ceramics patch antenna
GSM frequency: 850/900/1800/1900MHz Battery: 3.7vDC/1400mAh Call time: 9 hours
FM function:
Built-in antenna, support hand free
Certifications: CE, RHOS

Packaging & Delivery

Packaging Detail: Box Size:15.2*11.9*6cm Net Weight/piece:187g Gross Weight/piece:275.5g Packing Quantity:20pcs/carton Gross Weight/carton:5.6kg Carton Size:32.5*32.5*26cm
Delivery Detail: 1-2 days


Support GPS+LBS position function
Support 3 family numbers, 6 speed dial numbers
Electric torch
FM radio
Voice monitor

no brand android phones GS503 for personal tracker                                                


Feature list:


GSM 850/900/1800/1900 Quad-band

Support GPS+LBS positioning function

1.7 inch black & white screen

Support 3 family numbers, 6 speed dial numbers

Support SOS emergency call

Multilanguage(English; Spanish; Russian; Portuguese; Italian; Dutch; French; German)

Slide keyboard lock for flexible operations

Electric torch

FM radio

GPS locating function

Big font

Talking keyboard& TTS function

7 days long standby

Loud volume

Platform support for multiple functions






115.0 (L) x 51.0 (W) x 16.5 (H) mm

Side keys

Volume key(+,-), Key Lock (ON / OFF), Torch(ON / OFF), FM(ON / OFF)


850/ 900/ 1800/ 1900 MHz





GPS Channels


GPS sensitivity


Acquisition sensitivity


Locating time cost

Hot start: <2 sec(open sky)

Warm start: <15 sec

Cold start: <38 sec(open sky)


Built-in quad band GSM antenna, GPS high gain Antenna


1.7″black & white screen

Location accuracy

about 300m(LBS), 5-10m(GPS)


1 built-in LED

FM function

Built-in antenna, support hand free



Standby time

7 days

Call time

9 hours







1. All products have been strictly Quality Checked in house before packing.
2. All products have been well packed before shipping.
3. One year warranty is provided for all models. We will bear maintenance cost during warranty.  



1. Sample and mini order will be delivered within 2-3 working days after the receipt of payment.

2. For order over 500pcs or customized order, lead time will be 4-6weeks after the receipt of payment. Please contact our sales to make sure the current inventory.

Not exactly what you want? Post a quick Buying Request!
Shenzhen Concox Information Technology Co., Ltd, a leading designer and manufacturer of professional GPS tracker and wireless communications equipment, is dedicated to bringing reliable products and customized solutions to clients across the world.

After 10 years since its first launch in Shenzhen, Concox has grown to be a significant player in GPS tracker industry with a large customer base in more than 120 countries and regions across the world.

In China, Concox's market share ranks ... View detail

Basic Information Indicates information has been verified onsite by a certification specialist

Product/Service (We Sell): GPS Vehicle Tracker,GPS Personal Tracker,GPS Kids Phone,GPS Senior Phone,Wireless Alarm Monitoring  
Brands: Concox  
Number of Employees: 301 - 500 People  

Trade & Market

Main Markets: South Asia
Southern Europe
Northern Europe
Central America
Western Europe
Eastern Asia
Mid East
Southeast Asia
Eastern Europe
South America
North America
Total Annual Sales Volume: Above US$100 Million  
Export Percentage: 91% - 100%  

Factory Information

Factory Size (Sq.meters): 1,000-3,000 square meters  
Factory Location: Part of No. 12 Workshop, Songyang Road, Zhongkai High-tech Zone, Huizhou City. Guangdong Province, China  
Number of Production Lines: Above 10  
Number of R&D Staff: 5 - 10 People  
Number of QC Staff: 31 - 40 People  
Contract Manufacturing: OEM Service Offered   Buyer Label Offered  

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China (Mainland) | Contact Details
Key Strengths: Assessment Report by TÜV Rheinland
Top 3 Markets: Domestic Market 75.4% , South America 16.7% , Western Europe 2.5%
Experience: Established 2007

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Ms. Melody Chen
Ms. Melody Chen:
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