Castles S1F4 PRO Android Smart Terminal | 4G LTE + Wi-Fi + Bluetooth | Wireless Payment Terminal

The Castles S1F4 PRO (SATURN 1000 Series) is a secure Android 13 wireless payment terminal built for high-volume merchant deployments. With a 6.7" HD+ capacitive multi-touch display, 4G LTE and dual-band Wi-Fi connectivity, and a built-in thermal printer, this all-in-one Android smart terminal lets merchants accept EMV chip, NFC contactless, magstripe, and mobile wallet payments anywhere on the floor or out in the field.

Ideal for ISOs, merchant services providers, and payment processors deploying to restaurants, hospitality, retail, food trucks, pop-up shops, and mobile sales and delivery teams, the S1F4 PRO combines countertop-grade processing power with true portability. Pair it with the optional Communication Cradle to add Ethernet/LAN connectivity and charging for pay-at-table and quick-service environments.

Key Features:

• Versatile wireless connectivity — 4G LTE, 3G, GPRS, plus Wi-Fi 802.11 a/b/g/n/ac (2.4GHz & 5GHz) and Bluetooth 5.0 keep terminals online anywhere; optional Communication Cradle adds Ethernet/LAN.
• Accept every payment type — EMV chip (ISO 7816), NFC contactless (ISO 14443/18092, Mifare, FeliCa), magstripe, and mobile wallets in one device.
• Secure Android 13 platform — A53 Octa-Core 2.4GHz processor with a dedicated secure processor, 4GB RAM, 32GB Flash, and Micro-SD expansion for fast, future-ready apps.
• PCI PTS 6.x certified — Built-in security to meet compliance requirements across your merchant portfolio.
• Built-in thermal printer — Fast 100mm/s printing on 58mm paper (40mm roll) for instant receipts at the point of sale.
• All-day battery — 3350mAh / 7.2V Li-Ion (24.12Wh) battery supports busy shifts and mobile routes without tethering.
• Scanning and camera ready — QR/barcode scanning via the 5MP rear camera (13MP autofocus optional) for fast item lookup and code-based payments.

Stock the Castles S1F4 PRO for your merchant base and deliver a powerful, secure Android terminal that handles in-store and on-the-go payments alike. Order the Castles S1F4 PRO from All-Star Terminals today.

Shipping Information

Most orders ship same day if placed before 2 PM CST.

• Standard Shipping: 3–5 business days
  
• Expedited Shipping: 1–2 business days (extra fee)
  
• Free Shipping: Automatically applied on orders over $999
  
• International Shipping: Available. Delivery times and rates vary by destination.
  

Blind Shipping Available
If you’re a reseller, we can ship without branding or company info.
Just request blind shipping at checkout or contact support.

Returns & Refunds

Items eligible for return must be unopened, unused, and in original condition.
Contact support@allstarterminals.com within 14 days to start a return.

• Bulk Orders (10+ units): Final sale, non-returnable
  
• Accessories: Non-refundable (cables, stands, scanners, power supplies, etc.)
  
• Programmed/Encrypted Devices: Cannot be returned due to compliance regulations
  

Restocking Fee:
Opened or used terminals may incur a 25% restocking fee.

Refunds:
Approved refunds are issued to the original payment method within 7–8 business days.

Customer is responsible for return shipping.

Damaged or Defective Items

If your item arrives damaged or not functioning, contact us within 3 days.
We’ll inspect and send a replacement if needed.