Parani SD100 Bluetooth Serial Adapter

Bluetooth to RS-232 Converter, Bluetooth 2.0+EDR Class 1, DC Power Adapter

The Bluetooth Parani-SD100 is a Class1 type of Bluetooth Serial Adapter that supports 100 meters of wireless transmit distance by default. The Sena Parani-SD1000 has an extension option so that users can extend the transmit distance up to 1000 meters using optional antennas. It supports Bluetooth v2.0+EDR specification. Sena Parani-SD1000 has two battery-pack options, standard and extended battery pack. By these options, Sena's Parani-SD1000 portability is more enhanced. The Parani-SD1000 also supports up to 4 multiple simultaneous connections.

https://www.antaira.com/products/Bluetooth/PARANI-SD1000-00?srsltid=AfmBOopQm5devBekcSsuNbEesi2b4XwJw6oMeOomW2oy7Le7Z-pLAWFu