Unimodem half-duplex audion device

[Fhez]

I have had this problem for ags!!!!!! someone one here gave me advice a while back but i still couldnt fix the problem!!!! i am desperate now, i need some sound!!!!! please help

Operating System System Model
Windows XP Professional Service Pack 2 (build 2600)
Install Language: English (United States)
System Locale: English (United States) Dell Computer Corporation Dimension 4600
System Service Tag: 7DYKR0J (support for this PC)
Chassis Serial Number: 7DYKR0J
Enclosure Type: Mini-Tower
Processor a Main Circuit Board b
2.67 gigahertz Intel Pentium 4
8 kilobyte primary memory cache
512 kilobyte secondary memory cache
Not hyper-threaded Board: Dell Computer Corp. 02Y832
Serial Number: ..CN48111352007X.
Bus Clock: 533 megahertz
BIOS: Dell Computer Corporation A02 05/07/2003
Drives Memory Modules c,d
59.95 Gigabytes Usable Hard Drive Capacity
42.95 Gigabytes Hard Drive Free Space

HL-DT-ST RW/DVD GCC-4480B [CD-ROM drive]
HUAWEI Mass Storage USB Device [CD-ROM drive]
3.5" format removeable media [Floppy drive]

BUFFALO USB Flash Disk USB Device (1.04 GB) -- drive 1
HUAWEI MMC Storage USB Device [Hard drive] -- drive 2
WDC WD600BB-75CAA0 [Hard drive] (60.00 GB) -- drive 0, s/n WD-WMA8F2960982, rev 16.06V16, SMART Status: Healthy