PayLens /Terminals/Castles Technology

S1F3 Mobile

smartPOS terminal · Castles Technology

In market
Castles

Brand

Built in-house
OS
Android 12
Form factor
smartPOS terminal
Connectivity
4G LTE / 3G / GPRS cellular, Wi-Fi 802.11 a/b/g/n/ac (2.4GHz & 5GHz), Bluetooth 5.0; wired USB-C 2.0 OTG; 2x SIM + eSIM (option)
Contactless
Contactless ISO 14443 Type A/B, ISO 18092 NFC, Mifare, FeliCa; virtual on-screen contactless indicators; QR via camera
Display
5.5" Color HD+, 1440 x 720 pixels, capacitive touchscreen
Battery
2600mAh / 7.4V Li-ion (DC 5V/2A)
Chipset
A53 Quad-Core 2.0GHz + Secure Processor; 32GB Flash / 2GB RAM; Micro-SD socket
Dimensions
200 x 83 x 57 mm; 380g
Printer
Thermal printer, 57mm (W) x 40mm dia. paper roll, 100mm/sec
Payment methods
NFC, EMV Chip, Magstripe, QR
Launched
2023
1provider carries this terminal
See who, and where
1market confirmed
Open coverage

Context

Castles Technology brought the S1F3 Mobile to market in 2023.

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Source: manufacturer datasheet·Data as of 12 Aug 2026