Bluetooth Specification v2.0 + EDR Class 1
Useful for Bluetooth-enabling usersdevices
Basic Transmit Power : Max. +18dBm, EDR Transmit Power : Max. +6dBm
Receiving Sensitivity : -88dBm(0.1%BER) Supports Bluetooth profiles SPP
  (Serial Port Profile)
External interface for UART
Interoperability with PDA, laptops etc.
Working distance ( In an open field )
  : Nom. 100 meters, up to 1000m using patch antenna