Bluetooth Smart® Serial RS232 Adapter - Low Energy 4.1 BLE
SEL-2925 BLUETOOTH Serial Adapter | Schweitzer Engineering Laboratories
Bluetooth Serial Adapter RS232
2pcs SPP-C Bluetooth to serial adapter module group replaces HC-05 / 06 | eBay
Bluetooth Telemetry radio — Copter documentation
USB Bluetooth Serial Cable - Get Console Shop
Bluetooth Serial Adapter RS232
Rs232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5v Mini Usb Bluetooth Serial Port Profile Module - Integrated Circuits - AliExpress
Amazon.com: DSD TECH SH-H3 Bluetooth Dual Mode Module for Arduino Compatible with iPhone and Android Phone Replacement of HC-05 HC-06 : Electronics
Wireless Serial Bluetooth adapter with RS232 interface
Android Serial Controller to Bluetooth Adapter | RazorGage