Mini AM Radio + Earphone 3 Vdc for Educational Electronic Kit Circuit Board : FA710 This tiny, economical AM radio utilizes a single IC to carry out the tuning, detection and AF output functions. This circuit construction time and size is reduced to a minimum. This AM recriver is ideal as a class project and may be used with its supplied earphones or with audio amplifiers form the Future Kit series. Power supply : 3VDC. IC board consumption : 45mA. max. PCB dimensions : 1.71 x 1.18 in. , ** Free shipping Register Airmail & Need the receiver to sign of acknowledge (Except: APO AFO & PO Box.)**