USR-BLE100 is an ultra-low power V4.1 bluetooth module. It is used for point-to-point transparent data communication.

Only while stock last. Module was replaced by newer model USR-BLE102.

USR-BLE101 is an ultra-low power V4.1 bluetooth module.It is based on tiny packaging of 10mm x 10mm.

Only while stock last. Module was replaced by newer model USR-BLE103.