TECSUN R-9012 AM/FM/SW 12 Bands Shortwave Radio Portable Receiver with AN-05 External Antenna Multiband Radio Receiver Main Features of AN-05 : 1. Highly improve the reception quality of SW Band. 2. No extra power required. 3. Light weight, Compact size.Portable design for quick set up 4. Compact Antenna for SW, Compatible with all SW radio. 5. Connect the jack of the AN-05 antenna to the radio, hang up another end of the AN-05 antenna to the window or anywhere higher. MATTERS NEEDING ATTENTION Thunderstorm weather and areas with more lightning, please try to avoid lightning when using. How to use our AN05? (suitable for external use when the indoor signal is poorly listening) 1. Fix the AN-05 outdoors, (it is strictly prohibited to use it during thunderstorms). 2. Pull out the cord in the box. 3. Use the clip to the rod of the radio to use it. Specification for R-9012 Frequency: FM: 76-108 MHz, MW: 525-1610 KHz , SW: 10-bands 3.90 - 21.85MHz Sensitivity: FM≤5uV, MW≤1mV/m, SW≤50uV Output power: 150mW Power supply: DC 3V (adapter not included) or 2 x AA batteries (not included) Size: 3.1 x 5 x 1.1 inch The Tecsun R-9012 uses excellent radio integrated circuits, sensitivity, signal to noise ratio, high selectivity, and low power. FM / MW / SW 12 band shortwave special wide range (3.9 ~ 22MHz) covering 10 short wave bands, can be stably receive radio waves from around the world.