???????

1. ?????????R1024??????  

2. ?????????300Hz-8KHz;  

3. ?绰???????? 2S??

4. ????????AC220V??10%??

5. ??????? 20W??

6. ????洢????R2000С???

7. ????????-20??-60????

8. ????FC????2????RJ45??????1????RS232???1????RJ11?绰???2??????MIC???1?????????·??????1????

9. ???????绰????????/IP????绰???????????

10. ??糤?????480*330*45????????????             

11. ??????5KG??