This is a Feasycom Bluetooth Serial Port Tool, support classic Bluetooth SPP and Bluetooth Low Energy, friendly and minimalist designed UI, mainly features:1 Fast way for searching and connecting with the Bluetooth devices.2 Display the nearby Bluetooth devices’RSSI parameters during searching operation.3 Bluetooth Communication functions: Support CRC32 Verification,HEX Send & Receive,Files’ sending.4 OTA Upgrade, Beacon, Properities defining, BT connection test.