With a 0.96inch OLED display, you can see the FM band, on/off, according to your demands. Support auto-hold setting function after power failureInternal 3.6V 800mAh polymer lithium battery for stable and sustainable power supply. Support USB recharging, Equipped with audio output to support 3.5mm earphone, Also support 8ohm speaker 1.5W outputAntenna interface uses SMA interface and the printed circuit board retains the SI4732 package, you can replace the chip by yourselves, and the software is compatibleWith 22 commercial and ham radio bands -configured, you can use it freely. Audio bandwidth filter 0.5, 1, 1.2, 2.2, 3 and 4KhzBFO Control. Frequency step switch (1, 5 and 10KHz). Support band: FM, AM (MW and SW) and SSB (LSB and USB)Name: Radio ReceiverItem size: 89 x 107 x 41mm / 3.50 x 4.21 x 1.61inchItem weight: 205g / 7.23ounceBand:{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 {SW_BAND_TYPE, 3500, 4500, 3700, 1}, // 80 {SW_BAND_TYPE, 4500, 5500, 4850, 5},{SW_BAND_TYPE, 5500, 6300, 6000, 5},{SW_BAND_TYPE, 6300, 7800, 7050, 5}, // 40 {SW_BAND_TYPE, 7800, 10000, 9600, 5},{SW_BAND_TYPE, 10000, 11000, 10100, 1}, // 30 {SW_BAND_TYPE, 11000, 12500, 11940, 5},{SW_BAND_TYPE, 12500, 13900, 13600, 5},{SW_BAND_TYPE, 13900, 14500, 14270, 1}, // 20 {SW_BAND_TYPE, 14500, 15900, 15300, 5},{SW_BAND_TYPE, 15900, 17900, 17600, 5},{SW_BAND_TYPE, 17900, 18300, 18100, 1}, // 17 {SW_BAND_TYPE, 18300, 21900, 21200, 1}, // 15 {SW_BAND_TYPE, 21900, 26200, 24940, 1}, // 12 {SW_BAND_TYPE, 26200, 27900, 27500, 1}, // CB band (11 ){SW_BAND_TYPE, 27900, 30000, 28400, 1}}; // 10 color:BlackMaterial:pcbPackage Contents:1 x Radio Receiver1 x AntennaOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.