There may is a few revisions of this device, but as far as we can tell this device only has a 32bit driver. That is for the model KBA01015.
KB Hybrid USB Digital TV Tuner Driver
File: KB_Hybrid_USB_Tuner_Driver_32bit.zip
9f423fc7b38553365c96b670944c22c63a45da69a0b3599537fff5f9a4c575bd