40P
Online Support
2500mAh
Built-In Bluetooth
Built-In Microphone
Card Reader
CB, CCC, CE, EMC, FCC, IEC, ROHS, TELEC, UKCA
USB-C
Quad-Core
Unisoc
800*480
USB 3.0
Drop Resistance, Shockproof
Without Fingerprint
No Camera
32G
3GB
3G, 4G, WiFi
Android
No Camera
3.97"
Capacitive Screen
Stereo Speakers, Front NFC Reader; Charging Stand
No
No
1 Year
Without Webcam
Customized 4 Inch Smartphone Android for POS Syste
Front NFC Reader for Tap to Pay
Fast Charging Stand Connected with USB C or Pogo P
Unisoc T310
Android 14 (Gms)
3.97" 480 RGB X800 VGA IPS
2X Box Speaker
2500mAh/3.7V
Dock Charging
2g/3G/4G/WiFi/Bluetooth/NFC
Type-C/Pogo Pin
POS Systems
Retail, Restaurant, Hospitality, Transportation
Tooling, Hardware, Software, Accessories
Plastic
OEM/ODM
Gift Box
TBD
OEM/ODM
Product Description
Newly Developped 4-inch Touch Screen Smartphone Android with Front NFC Reader & Fast Charging Stand,
Crafted for POS Systems
Crafted for POS Systems

3.97-inch Touch Screen A 3.97-inch handheld device features an expanded display that allows users to view more content at once, while still being compact enough to fit easily in your pocket | Payment Reader Our front-facing NFC reader device, combined with compatible payment software, can accept credit, debit, and gift cards. It also supports payments via Apple Pay, Google Pay, and Samsung Pay |
Lightweight Design With lightweight design, this handheld device allows servers to comfortably take orders and process payments throughout their shift | Long-Lasting Extended battery capacity and convenient charging dock ensure that the device will keep going for the entire shift |


Processor Unisoc T310 ARM DynamIQ®Cortex-A75 2.0GHz*1 ARM DynamIQ®Cortex-A55 1.8GHz*3 | Operating Systems Android 14 (GMS Optional) | Display Screen: 3.97" 480x(RGB)x800 VGA IPS LCD: Anti-scratch glass optional |
Memory 3GB+32GB | Speaker 2x Box Speaker | Battery 2500mAh/3.7V |
Wireless 802.11ac/a/b/g/n 2.4G+5G Bluetooth 5.0 2G/3G/4G Cellular | NFC Front facial nfc reader | Charging Stand Countertop fast charging stand connected through USB C or pogo pin |

Handheld POS Terminal Device
Let enhance your POS service with a customized handheld touch screen smartphone android designed with front nfc reader & fast charging stand.
We provide high-performance hardware, enabling customers to independently develop and integrate software that meets their specific business needs
Support OEM & ODM Services From a product concept, industrial design solution, mechanical design solution to the finished product production | Tooling ID Design; MD Design Hardware PCBA Schematic Design PCB Layout PCBA Debugging Proofing and Debugging of Peripheral components Software Drivers Debugging Customization Debug Pre-installed applications Accessories Smart Cover Docking Charging Station Charging Bracket/Dock Magnetic Back Clip Wall Mount Stylus Pen And more... |
Various Applications
Payment terminals, Customer facing display, Tableside ordering & entertainment kiosk
Church Management System:
Church giving/donation kiosk
Hospitality System:
Interactive room control, Ordering/service booking, guest self-check-in
Other:
Stock management
....
With extensive customization options, including hardware design, functional configuration, and software debugging, the Pretech 4inch tablet can be tailored to meet the specific needs of your business.



Specification | |
Chipset & Platform | |
CPU | Unisoc T310 ARM DynamIQ®Cortex-A75 2.0GHz*1 ARM DynamIQ®Cortex-A55 1.8GHz*3 |
RAM | 2/3/4/6g |
ROM | 32/64/128g |
OS | Android 14 |
Display | |
Screen | 3.97inch 480 x (RGB) x 800 VGA IPS |
LCD Protector | Anti-scratch glass optional |
Wireless | |
WiFi | 802.11ac/a/b/g/n 2.4G+5G |
Bluetooth | Bluetooth 5.0 |
Cellular | 4G&3G&2G Optional |
NFC | Yes, front NFC |
Camera & Speaker | |
Front Camera | N/A |
Rear Camera | N/A |
Speaker | 2 box speakers |
I/O Ports | |
Interface | Type-C/pogo-pin*1 |
Button | POWER key,Vol+ key,Vol- key |
Power Supply | |
Battery | 3.7V/2500mAh Lithium-ion polymer battery |
Charging Port | Docking Charging |
Functions | |
GPS | Support |
G-sensor | Support |
FM | Support |
Distance Sensor | Support |
Light Sensor | Support |
Mechanical | |
Dimensions | TBD |
Weight | TBD |
Housing Material | Plastic |
Accessories | |
In the Box | AC/DC adaptor,USB cable,Manual,warranty card |
Certifications | |
Type | CE,FCC,RoHS,KC...(Optional) |







OEM Services:
a. Print Logo on Back Case(Plastic/Metal), Touch Panel(with MOQ 3000PCS) and Accessories(Giftbox/User manual/ Warranty card/Charger/Leather case) etc
b. Support free Artworks customization
c. Support free Software customization(Including Startscreen/Wallpaper/System information/Pre-insall Apps etc)
ODM Services:
We offer ODM solutions for certain customers who have specific needs which can't be satisfied by existing devices in the market. we can provide :
a. ID/MD/PCB/Accessories/Package design
b. Software customization/debugging/provide SDK or source code
And Now our ODM services has covered more than 10 different application fields, such as :
a. Smart home IOT projects, with zigbee, z-wave, lorawan, MQTT, HTTP, POE, wall mount...etc function
b. Smart Kitchen Appliance, such as coffee maker, toaster, tea milk vending machine
c. Smart healthcare products for hospitals & patients & seniors
d. OBD & Navigation & car hearest display Device for Vehicle
e. Smart Payment Terminal Device
f. Education projects*Smart gym solution
After-sale Service:
a. 1year warranty for all products(Exclude accessories), any terminals with quality issue(Exclude human factors) can get repaired or replacement from us.
b. If clients handle the service locally, we will provide recommendations for clients to purchase some Spare parts(PCBA/LCD/Touch panel/Battery etc)
c. For the product assembling and repairing, we will provide video. If necessary, we will send technical staff to train
d. Technical assistance for whole life


Pretech International Co., Limited, founded in 2010, specializes in Android and Linux-based smart display solutions for control consoles. We offer fully customized solutions ranging from 3 inches to 100 inches, as well as off-the-shelf options, focusing on technical development, balancing quality and cost, and providing excellent sales service. Our smart panels feature a variety of functions such as 5G, LTE, Wi-Fi, POE, RS485, KNX, Bluetooth, Zigbee, ZWave, Thread, Matter, NFC, 1D TOF, 3D TOF, IR, RF, AI acceleration etc... providing excellent HMI(human-machine interface) experience. These features are tailored for various industries, such as: Home Automation; Intercom and Security System; In-vehicle Infotainment; Smart Sport; Healthcare; Home Appliances; Advertising Kiosk; Payment Systems; Education, and more...
Our professional R&D, sales, and service teams have extensive experience, successfully delivering numerous large ODM and OEM custom projects. We focus on hardware and OS development, also including integrated MDM and OTA applications, ensuring high quality and cost-efficiency while providing exceptional service.






Q1: Can you support to design the tablet pc/ smartphone /laptop outlook?
A1:Yes, we can custom ID and MD design with your reference and using scenario description.
Q2: Do you support the product software(SW) development?
A2: Normally we do system and driver level development, Application-level development will be done by Client or 3rd party
software(SW) developer assigned by clients.
Q3: Which OS can you support development?
A3:Yes, we can support tablet PC & smartphone custom OS based on Android OS ,Windows OS ,Linux OS, Ubuntu OS.
Q4: Can you support to remove the battery from tablet PC?
A4:Yes, sure, we can support tablet PC or smartphone removed battery, removed the camera, shipment without the device case, as well as we can support add the POE,USB Type C, DC IN, HDMI interface on the smart device.
Q5: Can you support SDK service?
A5: Yes, we can support SDK (software kit development) service for customers.
Q6: Do you have any experience with educational projects?
A6: Yes,we have rich experience with quite a lot educational cases.
a. 7inch wifi version PND for European big map dealer.
b. Windows 10.1inch OBD without battery/back cover for American 4s auto repair shop
c. 8inch T618 4g octa core tablet with high temperature compatible battery for Australia map dealer.
d. 10.1inch android headrest entertainment tablet pc with explosion-proof touch screen for uber. etc.countless cases
Q7: Can you support customization of accessories for smart devices?
A7:Yes, we can support custom smart cover, docking charging station, charging dock, magnetic back clip, wall mount, stylus pen for smart device.
Q8: Can you provide prototype samples?
A8: Yes, in principle we can provide prototype samples before bulk order. For this we will need detailed requirements and then be able to come back to you with the best proposed solution asap.
Q9: What's the normal ODM product development time?
A9: Normally, it takes 3-5 months, but it can vary depending on the complexity of the project. Please contact us and provide detailed requirements and we will propose the best solution to you asap.
Q10: How is the ODM device development cost calculated?
A10: Development charge is in 2 parts:
a. Tooling design;
b. PCBA development and hardware tuning.
Cost also depends on the specific project.
Please contact us and provide detailed requirements and we will propose the most cost effective solution to you asap.
Q11: Can we sign NDA?
A11: Yes, we can sign NDA.
Q12 How to deal with the intellectual property?
A12: It's joint development between clients and Pretech. The ownership of the intellectual property depends on the agreement between clients and Pretech.
Q13: What's your after-sales service for ODM smart device ? Can you support two year's or more warranty?
A13: Normally, we provide a 1-year warranty as standard. However, we can support a 2-year warranty or more, if the customer enquires. Please contact us and provide detailed requirements and we will propose the most suitable solution to you asap.