... environment friendly,which completely meet DVB-C standard OutlineN7700 two-way SD interactive DTV set-top box ,energy-saving ... ,and various two-way service,have double USB2.0 interface. FeatureMeet DVB-C/MPEG-2 standardEnergy saving, with standby function, ... ,stock,etcSupport two-way service,such as: VOD,interactive game,unionpay,etcDouble-USB interface,can be connected with external storage ...