Characters: 1. Modular design. Frequency synthesize in the whole band. It is convenience set working frequency. 1. Support 13G, 15GHz frequency band. 2. All the equipment in the outdoor case 3. Voice and data channel: Supply two RS232 data interface with the Max rate: 9600BPS There are one RS485 port and one RS232 port, which is convenience to manage. One digital voice channel for service. 1. Set parameters and query by handle terminal. 2. Support network management, maintenance, fault dictation. 3. Network management supports SNMP\HP OPENVIEW\ASCII terminals protocols and WIN9x/NT/2000 4. Remote equipments by phone line and Modem.