Please consider this device

The BM77 is a Bluetooth SIG certified Dual mode Bluetooth 4.0 module.  It offers developers a complete turnkey solution and is equipped with all necessary hardware and a complete software stack on-board for Bluetooth Classic and Bluetooth Low-Energy operation.  The BM77 ships ready to run as a Bluetooth Classic and Bluetooth Low-Energy UART replacement.  Whatever is presented to the UART interface will be transmitted over Bluetooth.  The easy-to-use Window’s-based configuration tool enables developers to customize the module parameters to the specific design performance and power budget needs.  The BM77 is a compact 22 x 12 x 2.4 mm surface mount package.

Available iOS Applications for the BM77:


Microchip’s Smart Discover for iPhone or iPad provides the ability to scan and connect to nearby Microchip Bluetooth Low Energy (BLE) peripherals and listen to BLE broadcasters.
 

  UART wire replacement over dual-mode Bluetooth

  Complete Stack-on-board solution

  Bluetooth 4.0 Dual Mode

  Supports SPP profile (Bluetooth Classic) and Transparent UART (Low Energy)

  Class 2 RF transmitter output power

  Operates in Slave mode (Bluetooth Classic) and Peripheral mode (Bluetooth Low Energy)

  PC Tool to configure all module settings

  Multi-function GPIO interface

  UART up to 921Kbps

  PIC 16 and 32 bit configuration library for optimized control/configuration

  I2C for external EEPROM

  BT SIG, FCC, IC, EU certified