WhisperPhone Solo is an acoustical headset that develops language skills. As you speak into the mouthpiece, you hear yourself in the ear pad. This increases speech awareness, promotes reading fluency, builds confidence, supports speech therapy, and it makes reading fun! The earpiece is adjustable for extra comfort. The headband and ear rests allow you to be hands free. This model is hands free, for additional convenience. If you prefer a handheld model, see our Whisperphone Element. Easy to use and lightweight Typically fits children pre-K to 4th grade Made in USA Title 1 and Reading First funds qualified Lifetime guarantee