1. Frequency range: 50-108MHz  
2. Automatic stop sensitivity: FM:<=5uV  
3. Frequency response: 20hz-18khz  
4. Sensitivity: <=18dB  
5. Distortion degree: <=1%  
6. power supply: 3V (battieries: 2 x AA)(not included)  
7. Choose station: automatic, manual  
8. Memory radio quantity: 11 units  
9. Loudspeaker: 40mm / 32ohm / 0.25W  
10. External earphone: 3.5mm / 32ohm x2  
11. Set up the S/M (stereo/mono) swap function  
12. High sensitivity, low failure rate, low energy consumption 
13. Earmuffs PU leather is adopted to avoid the sweat corrosion and fall off the surface  
14. Standard accessories: 3.5 audio cable, white box, english manual