RH821GWV terminal devices are designed for fulfilling FTTH and triple play service demand of fixed network operators or cable operators. The box is based on the mature Gigabit GPON technology, which have high ratio of performance to price, and the technology of 802.11 n/ac WiFi , Wireless power can reach more than 23dBm, Support for USB2.0 extension devices and high quality VoIP as well.