An external PCM unit connected via the printer port. Usable with the Pleasure Hearts game.
Came with 4 different types of peripherals set; 1. AC adapter, speaker, monaural mini jack 2. AC adapter, speaker 3. AC adapter, monaural mini jack 4. Monaural mini jack. Developed by Hiramatsu http://www.nana.or.jp/~hiramats/
