Yew Tube Phone Amplifier. Acoustic amplifier for a mobile phone Hand turned from a Yew log put your phone in the slot and it amplifies it up to 6 times. no leads no batteries no electricity whatsoever. Made in my own studio.
Yew Tube Phone Amplifier. Acoustic amplifier for a mobile phone Hand turned from a Yew log put your phone in the slot and it amplifies it up to 6 times. no leads no batteries no electricity whatsoever. Made in my own studio.