Introduction
BL-M6558XS1 is a highly integrated Dual-band WLAN & BT v5.0 Combo module base on SV6558, Which combines with 1T1R WLAN, Classic and Low Energy dual mode Bluetooth, SDIO interface in single chip. The module compatible IEEE802.11a/b/g/n/ac/ax standard and v5.0/4.2/2.1 Core specification, offering feature-rich wireless connectivity at high standards, delivering reliable, cost-effective and high throughput from an extended distance.
Features
Operating Frequency: 2.4~2.4835GHz or 5.15~5.85GHz
Compatible IEEE 802.11a/b/g/n/ac/ax
Support 802.11ax 40MHz MCS9 up to 229Mbps
Compatible Bluetooth core specification v5.0/4.2/2.1
Host interface: SDIO 2.0 for WLAN and BLE, HS-UART for Classic BT
Connect to the external antenna through half hole pad connector
Block Diagram
![屏幕截图 2025-12-30 111148]()
General Specifications
Module Name | BL-M6558XS1 |
Chipset | SV6558 |
WLAN Standards | IEEE802.11a/b/g/n/ac/ax |
BT Specification | Bluetooth Core Specification v5.0/4.2/2.1 |
Host Interface | SDIO for WLAN and BLE, HS-UART for Classic BT |
Antenna | Connect to the external antenna through half hole pad connector |
Dimension | 12.0*12.0*1.8mm (L*W*H) |
Power Supply | 3.3V±0.2V @600 mA (Max) main power; 1.8V/3.3V for digital IO power |
Operation Temperature | -20℃ to +70℃ |
Operation Humidity | 10% to 95% RH (Non-Condensing) |
Product Dimension
![屏幕截图 2025-12-30 111318]()
Module dimension: 12.0*12.0*1.8mm(L*W*H; Tolerance: ±0.3mm_L/W, ±0.2mm_H)
Package Dimensions
![图片1]()
![图片2]()
Package specification:
1. 1,000 modules per roll and 5,000 modules per box.
2. Outer box size: 37.5*36*29cm.
3. The diameter of the blue environment-friendly rubber plate is 13 inches, with a total thickness of 28mm (with a width of 24mm carrying belt).
4. Put 1 package of dry agent (20g) and 1PC humidity card in each anti-static vacuum bag.
5. Each carton is packed with 5 boxes.
