The Antenna comes with Ats20 radio is a 80~500MHz adjustable antenna. Select the FM mode and set frequency to 90~110MHZ to enjoy the FM radio. If you need to receive AM or LSB radio, please use the right Antenna. The Ats20 full band radio receiver uses Built-in lithium battery and support usb charging;Audio output: has a built-in loud and nice sound speaker, supports headset;Antenna interface is BNC Port; Shell Material : Aluminum Alloy.Features of this radio:1. FM, AM (MW and SW) and SSB (LSB and USB);2. Audio bandwidth filter 0.5, 1, 1.2, 2.2, 3 and 4Khz;3. BFO Control; 4. Frequency step switch (1, 5 and 10KHz);Band band[] = {FM_BAND_TYPE, 8400, 10800, 10430, 10,LW_BAND_TYPE, 100, 510, 300, 1,MW_BAND_TYPE, 520, 1720, 810, 10,SW_BAND_TYPE, 1720, 3500, 1900, 1, // 160 metersSW_BAND_TYPE, 3500, 4500, 3700, 1, // 80 metersSW_BAND_TYPE, 4500, 5500, 4850, 5,SW_BAND_TYPE, 5500, 6300, 6000, 5,SW_BAND_TYPE, 6300, 7800, 7050, 5, // 40 metersSW_BAND_TYPE, 7800, 10000, 9600, 5,SW_BAND_TYPE, 10000, 11000, 10100, 1, // 30 metersSW_BAND_TYPE, 11000, 12500, 11940, 5,SW_BAND_TYPE, 12500, 13900, 13600, 5,SW_BAND_TYPE, 13900, 14500, 14270, 1, // 20 metersSW_BAND_TYPE, 14500, 15900, 15300, 5,SW_BAND_TYPE, 15900, 17900, 17600, 5,SW_BAND_TYPE, 17900, 18300, 18100, 1, // 17 metersSW_BAND_TYPE, 18300, 21900, 21200, 1, // 15 mtersSW_BAND_TYPE, 21900, 26200, 24940, 1, // 12 metersSW_BAND_TYPE, 26200, 27900, 27500, 1, // CB band (11 meters)SW_BAND_TYPE, 27900, 30000, 28400, 1}; // 10 metersPackage Lists:1 x Ats20 receiver1x Antenna1x Usb cable1x Manual