Bone Conductor Transducer with Wires - 8 Ohm 1 Watt : ID 1674 : $8.95 : Adafruit Industries, Unique & fun DIY electronics and kits
The Speakers With The Deepest Bass: Tactile Transducers - Reactual
A Loudspeaker Or Loud-speaker Or Speaker Is An Electroacoustic Transducer Which Converts An Electrical Audio Signal Into A Corresponding Sound. Vector, Illustration. Royalty Free SVG, Cliparts, Vectors, And Stock Illustration. Image 70458321.
Surface Transducer - Large - COM-19102 - SparkFun Electronics