Bluetooth Audio Module For Car Audio System — FSC-BW121

Table of Contents

FSC-BW121

Connecting the car bluetooth system through the mobile phone bluetooth can not only realize the control of car navigation, phone hands-free and bluetooth speakers, but also digitally transmit the data to the car screen to realize multi-functional bluetooth control. ) developed an audio module with wireless audio transmission, data transparent transmission, recording, MP3 Bluetooth decoding and playback, and the effective distance of audio Bluetooth can reach a transmission distance of 20 meters, let us introduce it to you in detail;

FSC-BW121 Specifications

Modelo  

FSC-BW121

Bluetooth version

Bluetooth V4.2 dual mode

Chipset

Realtek RTL8821

Dimension

17mm × 17 mm × 2.4mm

Wi-Fi protocol

TCP, UDP, HTTP, etc

Profile

HFP, A2DP, PBAP, SPP, GATT, etc  

Wi-Fi standard

802.11 a/b/g/n/ac

Frequency

2.4 GHz & 5 GHz

Interface

UART, SDIO

Power voltage

3.0V~3.6V

Antenna type

External antenna

FSC-BW121 Caracteristics

●  Bluetooth 4.2 dual mode

●  CMOS MAC, baseband PHY and RF in a single chip for IEEE 802.11a/b/g/n/ac compliant WLAN

●  Support 802.11ac 1x1, Wave-2 compatible MU-MIMO STA mode

●  Complete 802.11n MIMO solution for 2.4GHz and 5GHz bands

●  UART,SDIO interface

●  Low cost solution

FSC-BW121 audio bluetooth module is a wireless audio data transmission, recording, MP3 audio playback product independently developed by Feasycom. It is a low-cost and high-efficiency stereo wireless transmission solution with small size and low power consumption, fast transmission speed and other characteristics.

Only a few components are added to the periphery of the module to achieve wireless reception of high-quality stereo audio. The module adopts a driver-free method, and customers only need to connect the chip to the application product to quickly realize wireless music transmission.

FSC-BW151

The FSC-BW151 Bluetooth module mainly has three main features: its own MP3 function, dual-mode Bluetooth function, and UART serial port control. The module has built-in Flash, which can be plugged with U disk and TF card. Car speaker Bluetooth audio module, audio transmission + data transparent transmission module, FSC-BW151.

Basic Parameter

Wi-Fi


Version

802.11 a/b/g/n/ac/ax 

Wi-Fi specification

2412MHz~2484MHz /4900MHZ~5925MHz

Interface

SDIO

Bluetooth

Version

Bluetooth V5.0 LE & BR/EDR

Frequency

2402MHz~2480MHz

Interface

UART

Other Parameters

Power Supply

2.2-3.6V

Dimension

12mm × 12 mm × 2.2mm

Operation Temperature 

-20℃ to +80℃  

Storage Temperature

-40℃ to +85℃

MSL Grade

MSL 3

FSC-BW151 Features

● Bluetooth 5.0 Dual-Mode
● CMOS single-chip fully-integrated RF, Modem and MAC
● Wi-Fi 6 support 2.4GHz/5GHz Frequency band
● Support STA, AP, Wi-Fi Direct mode at the same time
● Support LDPC
● Support MU-MIMO, OFDMA
● Support DCM, Mid-amble, UORA
● Support WEP / WPA / WPA2 / WPA3-SAE Personal, MFP Frequency band

FSC-BW151 CPU Features

● Integrated Cortex-M4F CPU with MPU and FPU
● CPU speed up to 480Mhz
● On-chip memory includes 992KB SRAM and 752KB ROM
● Supports SDIO/SPI/USB2.0
● Integrated hardware crypto accelerator AES/RSA/HASH/ECC
● Integrated True Random Number Generator (TRNG)
● Support external OPI SDR/DDR PSRAM
● Integrated 128mbits SPI flash
● Integrated UART/I2S/I2C/PWM/SPI/SDMMC

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