What are the working temperature limits?

The working temperature range is from -20 to 85 degrees Celsius.

What is the write endurance of the chip?

The write endurance is typically at least 100,000 cycles.

What are the available sizes?

Round sizes range from 45mm to 75mm diameter, and adjustable sizes range from 210mm to 255mm.

RFID Tk4100 Silicone Rubber Wristband

Name: RFID Tk4100 Silicone Rubber Wristband
Brand: JingZhou SynTek Smart Technology Co., Ltd.
SKU: 881114535

Hunan, ChinaJingZhou SynTek Smart Technology Co., Ltd.

US$0.37-0.60

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Chip

HF CHIP

Material

Silicone

Customized

Certification

RoHS

Shape

Standard Card

Kind

IC Card

Application

Community Card, Smartcard Application

Style

Standard

Type

Hotel RFID Bracelet

Frequency

125kHz

Product Name

Wristband

Transport Package

Express

Specification

different model

Trademark

none

Origin

China

HS Code

8523521000

Production Capacity

10000000 Per Month

Key features

Customization Options: Customized material, size, color, and special appearance available.

High Data Integrity: Fast data transfer with write endurance of at least 100,000 cycles.

Long Data Retention: Data retention guaranteed for up to 10 years.

Durable Design: Anti-shock, waterproof, and stable performance.

Free Samples and Design: Complimentary samples and free design services offered.

Multiple Chip Options: Supports T5577, EM4200, TK4100, and other RFID chips.

Versatile Applications: Ideal for bars, concerts, parties, clubs, and community access.

Professional Quality: 100% passed professional detection with high-quality handcraft.

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: ≤3.77h 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.