Nakamichi 680, 680ZX, 1000ZXL

and some others Nak-s with 12v supply at 8 (center) pin of remote socket
(be free to ask questions)

Receiver only.  Just plug in and enjoy
As is - what you see that you get

Remote receiver use native Nakamichi cassette decks command set in switchable Tape 1 or Tape 2 regimens.

Transmitter is preprogrammed for Tape 1 regimen (but you can ask me preprogram it for Tape 2)

By default buttons are (from top to bottom):

big round red             = STOP
rectangular orange ^ = FF
rectangular orange v = REW
rectangular orange + = PLAY
rectangular orange -  = STOP
small round black      = PAUSE

Or you can ask for other command sequence, no problem.

No need in external power supply, device empowered from genuine remote socket.

Receiver circuit is safely divided from Nak controls circuit with optocouplers

There were manufactured and sold hands-to-hands over 30 receivers for Dragon (and over 300 for Nakamichi family cassette decks)   Every set tested with specially made control stand before selling.

Effective receiving distance up to 10-20 meters (depending of transmitter), angle ~ 120 degrees

Video - Dragon remoted https://youtu.be/KP5IwQz4TYY
(receiver box is seen at the right side of the video - with periodically blinking command control LED)

Video - some other my remotes https://youtu.be/LyXiE_V7IlM