A BT4.0 module maker based on Nordic nRF51 solution (nRF51822 & nRF51422)
BLE (BT4.0) HID device (mostly refer to mouse or keyboard), limited to the usage of Win 8 and Android 4.4 has got a significant improvement recently.
As before, the biggest concerns raised from brands or channel customers to adopt or carry BLE HID products is the market size. ( Win 8 only)
With recent update of Mac 10.9 (Mavericks), BLE (BT4.0) HID device has turned to be compatible
This update may drive the market and consumer buying behaivor has dramatically changing, increasing, and implements of BLE mice or keyboard quickly!