Transformers G1 Soundwave Auto-Converting Robot by Robosen | Soundwave Superior!

Frank Welker recorded 200 lines for it as well. Bluetooth speaker as well. Doesn't appear to have eject function so don't count on cassettes.

TLDR

This video showcases the Transformers G1 Soundwave Auto-Converting Robot by Robosen, highlighting its G1-authentic cassette mode, 28 servo motors, and over 200 lines voiced by Frank Welker. It emphasizes the robot's programmable features, app control, and ability to play music, record voices, and engage in battles with Megatron.