Bluetooth 5 chip has battery-less option ...
nRF52820 BLUETOOTH® 5.3 System-on-Chip (SoC) - Nordic | Mouser
HC-08 Serial Bluetooth Module CC2540 (BLE 4.0) | 101835 | Other by www.smart-prototyping.
mp3 bluetooth module
World's smallest Bluetooth V4.1 Smart module | TDK Electronics - TDK Europe
FSC-BT909 Bluetooth Module – The Saber Armory
Audio & BLE/SPP Pass-through Module Bluetooth 5.0 - DFRobot
Bluetooth 5.0 Audio Receiver Board - DFRobot
Bluetooth 5.0 APTX Audio Module - TS8670
Sensors Modules Bluetooth Module Hc 05 | Sensors Modules
HC-09 Bluetooth Module (BLE 4.0, CC2541,UART) | 102039 | Other by www.smart-prototyping.
Bluetooth Low Energy Module- CC2541 | Makerfabs
Bluetooth Module with Arduino (AT-09, MLT-BT05, HM-10) — Maker Portal
JL Bluetooth-compatible Chip JLAC6901A Stereo Multi-IO Port Support LCD Screen and Digital Tube
Bluetooth 2.0 Module V3 For Arduino - DFRobot
![price-up]BC04 BT Bluetooth Transceiver Module [Model] – ElectroDragon](https://s5.electrodragon.com/wp-content/uploads/2012/01/bc04-1.jpg "price-up]BC04 BT Bluetooth Transceiver Module [Model] – ElectroDragon")
price-up]BC04 BT Bluetooth Transceiver Module [Model] – ElectroDragon
10pcs X Ac6905a Ac6905 Ac1714ap0z242-5a8 Ac1714ap0z242 Bluetooth Chip Mp3 Module New - Wireless Module - AliExpress
12 industrial applications for our smallest Bluetooth module | u-blox
CC2540 2.4GHz BLUETOOTH® System-on-Chip - TI | Mouser
RN-52 - Bluetooth Audio Module - WRL-11678 - SparkFun Electronics
Smallest and most frugal Bluetooth chip | Elektor Magazine
HC-05 Serial Bluetooth Module | Makerfabs
I Made my own Audio Bluetooth module - Hackster.io
A Guide to Selecting a Bluetooth Chipset | Argenox
BL651 Series Bluetooth Module
