Singing Machine SMM-205 Wired Karaoke Microphone: Specs
The Singing Machine SMM-205 is a unidirectional dynamic wired microphone with a 6.3 mm plug, a 3.5 mm adapter and a 10.5-foot cord, per Singing Machine. It plugs into a karaoke machine's microphone jack, so check that your machine has an unused jack that fits. It suits anyone adding a singer to a machine with a spare jack.
SMM-205 at a glance
| Attribute | What the maker lists | Source |
|---|---|---|
| Microphones | Wired, unidirectional dynamic | Singing Machine |
| Power | No batteries (wired) | Singing Machine |
Full maker-listed facts are on the card below.
Singing Machine SMM-205 Wired Karaoke Microphone
Who it suits: Anyone adding a mic to a machine that has an unused mic jack.
What the maker lists:
- Unidirectional dynamic microphone
- 6.3 mm plug with an extra 3.5 mm adapter
- 10.5-foot cord
- Plugs into a karaoke machine's microphone jack
Check before buying: Check that the machine has an unused mic jack; the maker includes a 3.5 mm adapter.
Specs from Singing Machine, read 2026-10-19.
Will it fit your machine?
Singing Machine lists a 6.3 mm plug with a 3.5 mm adapter. That covers the two common mic jack sizes, but the machine needs an unused microphone jack. Check your machine's manual for its jack size and how many mic jacks it has.
Machines on this site with wired-mic jacks
- Singing Machine ISM9025: Singing Machine lists two jacks for wired mics.
- Singing Machine SML385BTW: its support page isn't consistent about the number of mic jacks, so check the manual first.
- For the other machines on this site, the maker pages we used don't list a wired-mic jack; check the manual or listing.
Who it suits and who should look elsewhere
The SMM-205 suits anyone who owns a machine with a spare mic jack. It's on our karaoke gifts list. For mic tips, see how to set up wireless karaoke mics.
Look elsewhere if the machine has no free jack: a machine that ships with two wireless mics, such as those on our two wireless mics list, may suit better.
FAQ
Will the SMM-205 work with my karaoke machine?
It needs an unused microphone jack. Singing Machine lists a 6.3 mm plug and a 3.5 mm adapter; check your machine's manual for its jack size.
Which machines on this site have jacks for a wired mic?
Singing Machine lists two wired-mic jacks on the ISM9025. The SML385BTW's support page is unclear on the jack count, so check its manual. For other machines, check the manual or listing.
How long is the SMM-205 cord?
Singing Machine lists a 10.5-foot cord.
What type of microphone is the SMM-205?
Singing Machine lists it as a unidirectional dynamic microphone.