(select RF Components for Radio Communication, then Bluetooth Module OR try here)
Alps #UGXZ2 Bluetooth Module
1.0 x 1.0 cm, built-in flash memory and system clock.
USB and UART, Bluetooth compliant, no datasheet
There are currently 5 versions offerred, of various sizes (3.2 x 1.5cm max), mounts, and voltage (2.8,3.3,5V). Class 1 and 2, 732kbps max. Models: UGXZ1, UGXZ2, UGPZ1, UGPZ2