We noticed that the power supply units delivered are with 2 different output connector; one is with DC plug and other one is with RS232 pin outs.
Shouldn't it be "the other one" rather than just "other one"?
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Say it this way.
The power supply units delivered have two different output connectors. Some have a DC plug and the others have an RS232 pin out.