What certifications do the products have?

Our products are approved by ISO 9001-2008, SGS, BV, and are D&B Checked.

What are the main applications for this RFID keyfob?

It is widely used in access control, transport, logistics, parking, school, library management, and enterprises.

125kHz Lf Rewritable T5577 RFID Keyfob

Name: 125kHz Lf Rewritable T5577 RFID Keyfob
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 884683575

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$0.17-0.20

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Function

Identification, Payment, Encrypt/Decrypt, Information

Type

Smart Card

Model NO.

keyfob

Material

ABS,PVC, Leather, Silicone

Read-Write Method

Contact and Non-Contact

Label Category

Passive

Structure

Read and Write

Application Field

VIP, Transport, Logistics, Access Control

Power Supply Mode

Passive Card

Frequency

High Frequency

Data Transmission Mode

Both

Color

Blue, Red, Yellow, Brown, Customized

Qr Code

Available

Craft

Laser, Inkjet Number etc

Waterproof

Yes

Transport Package

200PCS/Box, 2000PCS/CTN

Specification

10*10*2mm

Trademark

OEM,

Origin

China

HS Code

8523521000

Production Capacity

3000000 Per Month

Key features

Customizable Options: Supports customized color, material, size, and craft such as laser or inkjet.

High Data Integrity: Ensures fast data transfer and stable performance with anti-shock and waterproof features.

Long Data Retention: Data remains secure for up to 10 years with write endurance of at least 100,000 cycles.

Wide Application: Ideal for access control, transport, logistics, parking, and library management systems.

Free Samples & Design: Offers free samples of plastic NFC key tags and free design services upon request.

Factory Direct Price: Competitive factory price with strict quality control and high-quality handcraft.

Multiple Chip Options: Available with various chips including T5577, EM4305, EM4100, and ISO14443A.

Certified Quality: Products are approved by ISO 9001-2008, SGS, BV, and D&B Checked.

Company profile

JingZhou SynTek Smart Technology Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-04-29 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.37h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryJingZhou SynTek Smart Technology Co., Ltd. is a China-based limited company and factory established in 2017, focused on RFID cards, tags, labels, blocking cards, key fobs, smart cards, and related products. The supplier reports 182 employees, five production lines, 11–20 quality-control staff, four years of R&D-engineer experience, and peak- and off-season lead times within 15 workdays. It offers custom functions, shapes, and materials, maintains its own mold production line, and states that it can develop readers and chips. Export activity began in 2019, with 71%–90% of sales reportedly from exports and Europe identified as a primary market. The evidence supports manufacturing, product development, customization, and international sales capabilities. However, no formal certification, detailed after-sales process, or independently verifiable customer references are provided. Financial information is not assessed.

Supplier typeThe supplier is identified as a factory/manufacturer in the manufacturing industry and operates as a limited company established in China. Its stated product scope centers on RFID cards, tags, labels, blocking cards, key fobs, and smart cards, indicating a specialized RFID-related manufacturing supplier.

After-Sales capabilityThe supplier states that it provides technical consulting, support, professional technician assistance, and customer service. These statements indicate an available support orientation, but no detailed after-sales workflow, warranty terms, response standards, or service performance evidence is provided.

R&D capabilitySynTek reports its own mold production line, capability to develop readers and chips, R&D and manufacturing of RFID products, and research into blocking key cases and phone cases beginning in 2017. The supplier is also associated with high-tech and technology-based enterprise classifications, supporting an innovation capability assessment.

Production capacityThe supplier reports five professional production lines, 11–20 quality-control staff, peak-season and off-season fulfillment within 15 workdays, and a monthly output of approximately 400,000 TM tags for the Russia market. It also describes manufacturing across multiple RFID and blocking-product categories, providing explicit evidence of production capacity and operational breadth.

Customization capabilityThe supplier explicitly offers customized tags and labels by function, shape, and material, and states that it can design products in different quantities and sizes. Its own mold production line further supports the stated ability to develop customized product forms.

Client casesThe supplier states that it has been a leading blocking-card supplier to the Europe market during the past three years and the biggest TM-tag supplier to the Russia market, with reported monthly output of approximately 400,000 pieces. These are supplier-reported market examples, but no named customers, contracts, or independently verifiable case studies are provided.