Radio Mini Digital Pocket LCD FM/MW/SW Stereo Radio Rechargeable With Headset
The headset is the receiving antenna of the radio, which is put into the 3.5mm jack. External headset: 3.5 mm / 2 x 32 Ω. Frequency range: FM(64-108MHZ), AM(522-1710KHZ). Receiving sensitivity: FM (8 UV), AM (≤20mV/m).