This sound is from Ami Mizuno (Catherine Davis Higgins) TTS Computer Ai Voice

Amy Anderson" or "Amy Mizuno" in some English adaptations), better known as Sailor Mercury (セーラーマーキュリー, Sērā Mākyurī) is a fictional character in the Sailor Moon manga series created by Naoko Takeuchi, a teenage Japanese schoolgirl, and a member of the Sailor Guardians, supernatural female fighters who protect the Solar System from evil. Voice Of Ami Mizuno From Sailor Moon