I tried it and yes, you can get a disassembly with

./unidasm -arch m6502 -basepc 1800 "../../Videx Enhancer II ROM - 2716.BIN" -lower


There are slight differences where you've got the replacement of addresses with labels.


diff -b unidasmlowercase.txt videxlowercase.txt
216c216
< 1981: a4 a5 ldy $a5
---
> 1981: a4 a5 ldy <arg
955c955
< 1f45: 20 00 fa jsr $fa00
---
> 1f45: 20 00 fa jsr f8rom:mnemr
971c971
< 1f62: c5 d8 cmp $d8
---
> 1f62: c5 d8 cmp <errflg