What wireless standards does the module comply with?

It complies with IEEE 802.11 a/b/g/n/ac/ax for WLAN and Bluetooth Core Specification v5.4/v4.2/v3.0/v2.1.

Is the module compatible with external antennas?

Yes, it connects to an external antenna through a half-hole pad.

Dual-band 287Mbps Wifi WLAN Bluetooth v5.4 Module with SDIO/USB Interface for IoT and Consumer Electronics LB-LINK BL-M6621XS1

Name: Dual-band 287Mbps Wifi WLAN Bluetooth v5.4 Module with SDIO/USB Interface for IoT and Consumer Electronics LB-LINK BL-M6621XS1
Brand: Shenzhen Bilian Electronic Limited
SKU: 2193644005

Guangdong, ChinaShenzhen Bilian Electronic Limited

US$2.99-4.99

1 Piece

Product profile

Customization

Available

Type

WiFi Module

Work Mode

AP+STA

Model NO.

BL-M6621XS1

WiFi Antenna Type

External

Transmission Rate

287Mbps

Voltage

3.3V

Color

Blue

Certification

ISO9001, RoHS, FCC, CE

Chipset

SWT6621-SH

WLAN Standards

IEEE802.11a/b/g/n/ac/ax

BT Specification

B Core Specification v5.4/v4.2/v3.0/v2.1

Host Interface

SDIO for WLAN & UART for B or USB for WLAN + B

Antenna

Connect to the external antenna through half hole

Operation Temperature

-20℃ to +70℃

Operation Humidity

10% to 95% RH (Non-Condensing)

Transport Package

Reel or Tray

Specification

12*12*1.7mm

Trademark

LB-LINK

Origin

Shenzhen

Key features

Dual-Band WiFi & BT 5.4 Combo: Integrates 1T1R Dual-band WLAN and Bluetooth v5.4 subsystems for high throughput.

High-Speed Transmission: Maximum PHY rate up to 287Mbps with 20/40MHz bandwidth support.

Flexible Host Interfaces: Supports SDIO3.0 for WLAN or USB2.0 for WLAN + BT (optional, not simultaneous).

Multi-Mode Operation: Concurrently supports STA, AP, and WLAN Direct modes.

Broad Compatibility: Compatible with IEEE 802.11 a/b/g/n/ac/ax standards and BT v5.4/v4.2/v3.0/v2.1.

Compact Module Design: Small footprint of 12.0*12.0*1.7mm with external antenna connection.

OEM & ODM Services: Customization services welcome for tailored hardware and software solutions.

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: ≤1.49h 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.