Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Carrier | Standard | Frequency | Connection speed | Launch date (dd.mm.yyyy) |
| --- | --- | --- | --- | --- |
| Orange | GSM GPRS | 900MHz and 1800MHz | 56 kbit/s | 14.09.2005 |
| Orange | GSM EDGE | 900MHz and 1800MHz | 236.8 kbit/s | 17.04.2006 |
| Moldcell | GSM GPRS | 900MHz and 1800MHz | 56 kbit/s | 31.01.2005 |
| Moldcell | GSM EDGE | 900MHz and 1800MHz | 236.8 kbit/s | 07.06.2005 |
| Unité | CDMA 1x | 450MHz | 153 kbit/s | 01.03.2007 |
| IDC | CDMA 1x | 800MHz | 153 kbit/s | 09.09.1999 |
Question:
When the carrier is idc, what are the frequencies?
Answer:
800MHz