1) Put device over mouth piece. Make sure that sound insulator surrounds the mouth piece. 2) Turn on volume and adjust (change to male-high volume; to female-low volume; ET-lowest volume) 3) Select desired pitch (use the telephone receives to hear the selection and make changes to satisfaction). 4) Speak into sound input (avoid frequently used speak structure). For best result. Fake the voice). 5) Support Flashlight function
Trustpilot
2 weeks ago
2 months ago
