Long Range 100m Bluetooth 3.0 RS232 Serial Male Adapter with Bluetooth Class 1 External Antenna DB9 Pin for Data Transfer Serial Port Wireless Adapters - Newegg.com
Mettler Toledo Bluetooth RS232 Serial Adapters for P50 Line Thermal Printers:Balances | Fisher Scientific
Wireless bluetooth adapter - WCS-232 V6.0 - SystemBase Co., Ltd.
Rs232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5v Mini Usb Bluetooth Serial Port Profile Module - Integrated Circuits - AliExpress
Wireless Serial Bluetooth adapter with RS232 interface
ATAC BT432 Bluetooth to Serial Adapter | Free Shipping
Amazon.com: DSD TECH SH-B23A Bluetooth 2.0 to RS232 Serial Adapter with DB9 Converter : Electronics
LM058-3050 Bluetooth RS232 Adapter with SMA Antenna
Amazon.com: Sena SD1000 Long Range Bluetooth Serial Adapter : Electronics
New Design Serial Bluetooth Adapter Self-powered Passive RS232 To Bluetooth Data Transmitting Module No Built-in Battery
BL-819 Bluetooth to RS232 Serial Adapter 1 Port Male - Brainboxes
RS232 Bluetooth Serial Adapter Communication Master-Slave Module 5v mini usb | eBay