E3, TTLock Card Encoder, USB Plug & Play, 13.56MHz Mifare, TTHotel Software, < 0.2s Issuing Speed
The S4A E3 is a driver-free USB desktop smart card reader and encoder designed for the TTHotel and TTLock ecosystem, enabling rapid front-desk issuance of 13.56MHz Mifare hotel guest keycards.
Product Overview
Streamline hotel check-ins and keycard issuance with the S4A E3 desktop encoder. Connecting directly to any Windows PC running the TTHotel software via USB, this plug-and-play unit writes encrypted check-in dates, room permissions, and elevator access onto 13.56MHz Mifare IC cards in under 0.2 seconds.
Why Buy This Product
Lightning-Fast Card Issuance
Issues hotel room keycards in under a fraction of a second, eliminating front-desk guest queues.
Zero Driver Hassles
Plugs into any Windows PC as a standard HID device with no manual USB driver installations.
Seamless TTHotel Integration
Syncs check-in dates and room numbers directly from the TTHotel PMS guest reservation screen.
Best for These Applications
Hotel Reception Front Desks
Essential hardware for encoding guest room cards, staff master badges, and elevator permissions.
Co-Working & Office Check-In
Issues temporary daily or monthly membership access badges to visiting coworkers.
Key Advantages
- True USB Bus Powered:Draws power directly from the computer USB port with zero external power adapter cables.
- Buzzer & LED Confirmation:Audible chime and green LED pulse confirm when keycard encoding is completed successfully.
Frequently Asked Questions
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Weight | 0.18 |
| Shipping Weight | 0.28 |
| Device Category | card-encoder-reader |
| Network Interfaces | USB 2.0 Client (Type-A) |
| Rfid Card Frequencies | 13.56MHz Mifare 1K S50 / S70 / Ultralight |
| Card Reading Distance | 20 - 50 mm |
| Card Issuing Speed | < 0.2 seconds per card |
| Usb Driver Requirement | Driver-free HID USB Plug and Play |
| Buzzer Feedback | Yes |
| Ecosystem Compatibility | TTHotel Hotel Management System, TTLock App |
| Pc Software Support | TTHotel Windows Client, TTHotel Web Management Console |
| Power Input Type | USB Bus Powered (5V / 500mA) |
| Power Consumption Watts | < 1.0 W |
| Led Status Indicators | Power LED (Green), Card Transaction LED (Red/Green) |
| Housing Material | Durable ABS Plastic with Non-Slip Rubber Base |
| Operating Temp | -10°C to 60°C |
| Operating Humidity | 10% to 90% RH |
| Dimensions | 140 x 70 x 15 mm |
| Stock | 7 |
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