Not sure what firmware for my drive

I ran discinfo and I dont know what kind of drive I have so I dont know where to get the updated firmware.
Here is my discinfo output if anyone can help.

DISCINFO VERSION : 1.5.5.9
VENDOR : DVDRW
MODEL : IDE 16X
REVISION : A190
VENDOR SPECIFIC :

LOADING MECHANISM : Tray
SERIAL NUMBER : AD76FD5E
NUMBER VOL. LEVELS : 256
BUFFER SIZE : 2048KB
INTERFACE : ATAPI
RPC2 SCHEME : YES
STATUS : Set
USER CHANGES : 4
VENDOR CHANGES : 4
CURRENT REGION : 1
ANALOG AUDIO PLAY : YES
COMPOSITE OUTPUT : NO
DIGITAL PORT-PORT1 : NO
DIGITAL PORT-PORT2 : NO
READ UPC CODE : YES
MULTISESSION READ : YES
MODE 2 FORM 1 : YES
MODE 2 FORM 2 : YES
READ ISRC CODE : YES
READ BAD CODE : NO
BUFFER UNDER-RUN : YES
MT. RAINIER : NO
CAN READ CDR : YES
CAN READ CDRW : YES
CAN READ CDRM2 : YES
CAN WRITE CDR : YES
CAN WRITE CDRW : YES
CAN TEST WRITE : YES
CAN READ DVD-ROM : YES
CAN READ DVD-R : YES
CAN READ DVD-RW : YES
CAN READ DVD-RAM : NO
CAN READ DVD+R : YES
CAN READ DVD+RW : YES
CAN WRITE DVD-R : YES
CAN WRITE DVD-RW : YES
CAN WRITE DVD-RAM : NO
CAN WRITE DVD+R : YES
CAN WRITE DVD+RW : YES
MAX CDR READ SPEED : 48
MAX CDR WRITE SPEED: 48

There is none, fw is already latest!!!

Your drive is a:
BTC DRW1016IM / DRW1116UI
Detected as DVDRW-IDE 16X