The Elecrow Bluetooth-compatible Bee is designed for a transparent wireless serial connection setup. It is a fully qualified Bluetooth-compatible V2.0+EDR (Enhanced Data Rate) 3Mbps modulation with a complete 2.4GHz radio transceiver. It uses a CSR Bluecore4-external single-chip Bluetooth-compatible system with CMOS technology and with AFH (Adaptive Frequency Hopping). It can be configured to Master, Slave or Loopback in three different modes(HC-06 just be Master/Slave, can be customized), and it will connect to or be connected by other devices that support SPP protocol per configuration, and it is a suitable substitute for most applications.
This Bluetooth-compatible module is an easy-to-use Bluetooth-compatible SPP module compatible with existing Xbee sockets, It is the Xbee socket-compatible Version of the Bluetooth-compatible Shield, in this version, you can add the Bluetooth-compatible communication to your Xbee-compatible socket easily.