Grundig stenorette L reel to reel Dictaphone Cassette Player Recorder Vintage

Grudig Stenorette L Reel To Ree l Dictaphone Tape Player Recorder . Condition is Used. Selling as spares and repairs collectors item as i have not plugged in to test. I do not want to chance blowing the motherboard Comes with case cover + 3 tapes. I have no idea what is on these tapes