What are your main products?

Our main products include wireless routers, 4G/5G routers, mesh routers, wireless adapters, network cards, WiFi modules, Bluetooth modules, and LTE data products.

Do you have any certificates for your products?

Yes, our products have passed TELEC, RoHS, FCC, latest CE, and ISO9001:2015 quality management certifications.

High-Speed LB-LINK BL-M8821CS1 WiFi 5 SDIO Module for Seamless Connectivity

Name: High-Speed LB-LINK BL-M8821CS1 WiFi 5 SDIO Module for Seamless Connectivity
Brand: Shenzhen Bilian Electronic Limited
SKU: 2068246755

Guangdong, ChinaShenzhen Bilian Electronic Limited

US$3.99-5.99

100 Pieces

Product profile

Customization

Available

Type

WiFi Module

Work Mode

AP+STA

Model NO.

BL-M8821CS1

WiFi Antenna Type

External

Transmission Rate

>200Mbps

Voltage

3.3V

Antenna Gain

14dBi

Color

Blue

Certification

ISO9001, RoHS, FCC, CE

Interface

WiFi:Sdio,Bt:Uart

Standards

WiFi: IEEE 802.11A/B/G/N/AC, Bt: Bluetooth V4.2

Frequency

2.4/5GHz

Antenna

Half Hole Pads

Transport Package

Reel or Tray

Specification

12*12*2.35mm

Trademark

LB-LINK

Origin

Shenzhen

HS Code

8517799000

Production Capacity

2000000/Months

Key features

High-Speed Dual-Band WiFi: Supports 2.4/5GHz bands with up to 433.3Mbps data rate via IEEE 802.11ac.

Integrated Bluetooth 4.2: Combines WiFi SDIO and Bluetooth UART interfaces for versatile connectivity.

Long-Range Connectivity: Features external antenna with 14dBi gain for stable, high-rate transmission.

Wide Compatibility: Backward compatible with IEEE 802.11a/b/g/n/ac standards.

Global Certifications: Passed FCC, CE, RoHS, and ISO9001 for international market compliance.

OEM/ODM Support: Factory offers customization for interface, standards, frequency, and antenna.

Company profile

Shenzhen Bilian Electronic Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-01-01 CertifiedNearest Port: Shenzhen Port, HongKong Port, Guangzhou PortAverage Response Time: ≤3.04h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShenzhen Bilian Electronic Limited is identified as a Chinese manufacturer of wireless and electronic products, with 234 employees, more than 10 production lines, and 21–30 quality-control staff. Its stated product scope includes wireless modules, adapters, routers, and related devices, while the listed product examples are LB-Link USB Type-C 4-in-1 hubs. The company reports ISO9001:2015 and ISO14001:2015 certifications, 46 R&D engineers, exports to over 30 countries and regions, and export activity since 2008. The evidence supports established manufacturing, quality-management certification, international distribution, and substantial stated production capacity. However, the provided information does not sufficiently verify after-sales service processes, financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is explicitly classified as a manufacturer, limited company, and factory in China. Its stated industry is manufacturing, with an address in Shenzhen, Guangdong.

CertificationsThe company is reported to hold ISO9001 and ISO14001 certifications, with the more specific records identifying ISO9001:2015 and ISO14001:2015. It also reports Shenzhen and national technology enterprise certificates.

R&D capabilityThe supplier reports 46 R&D engineers, Shenzhen and national technology enterprise certificates, and an executive-director certificate from the Shenzhen Electronics Society. These are explicit indicators of technical and R&D capability.

Production capacityThe supplier is identified as a manufacturer with a 6,700 m² manufacturing plant, more than 10 production lines, 21–30 quality-control staff, and 234 employees. It also reports annual outputs of 120,000,000 wireless modules, 10,000,000 wireless adapters, and 7,000,000 wireless routers, supporting substantial production capacity.