[rickyman]

i am wondering can this chromebox handle cetoncard 4 tuner usb or not?

Minimum system requirements:
PC with Microsoft Windows 7 SP1 Home Premium, Professional or Ultimate. Not compatible with Windows 8.
2.0 GHz or faster dual-core or quad-core 64-bit (x64) processor
3 GB of RAM (4 GB recommended)
350 GB of available hard disk drive space recommended for 50 hours of HDTV recordings
1 available USB 2.0 or greater port
HDCP-compliant graphics card or on-board graphics
HDMI output, or DVI output with separate 5.1 audio output required for Dolby 5.1 surround sound
One Multi-stream CableCARD™ (M-Card), available from your cable TV provider
Digital cable TV subscription from your local cable TV provider. HD package required to receive High Definition TV channels
Please see the Multi-room Ceton InfiniTV System Requirements for PCs using multiple tuner devices and/or multiple extenders