1. This product uses software programming to achieve full-band radio reception of FM, medium wave, short wave, (weather band in countries), with strong receiving sensitivity. 2. This product uses high- audio technology, can be connected to Bluetooth wireless music transmission and playback, and can support up to 256G TF card music format playback. 3. In the radio mode, this product supports coding pulley switch tuning, pressing the button to automatically search and store the station, and pressing the button to get the station, giving users a brand-new experience. 4. The tuning key of this product adopts coded pulley tuning, 0-9 level selection. 5. This product uses BL5C 1000MAH lithium battery, which has a long battery life. The battery is detachable to extend the service life of the product. This product is in Bluetooth, TF card music playback mode, and supports six types of audio EQ settings This product can set the shutdown (sleep) time, you can set 70-60-50-40-30-20-10 minutes of sleep. This product is using medium wave receiver, the user can choose 9KHZ/10KHZ medium wave step value, there is no national boundary restriction. In the radio mode, the product can be set to enable the backlight display, and the backlight can be turned off. This product is in radio mode and can memorize 110 radio stations. (Frequency modulation/medium wave: each store 20 radio stations, short wave seven meter waves, each meter wave can store 10 each) Receiving Range MW:522-1620KHZ (Medium Wave Step Value 9KHZ) 520-1710KHZ(Medium Wave Step Value 10KHZ) FM: 87-108MHZ SW:5.70-17.90MHZ :162.400-162.550MHZ Receiving Sensitivity FM: less than equal 8dB MW: less than equal 86dB SW: less than equal 32dB Quiescent Current:less than equal 60uA MW: equal 30dB SW: equal 40dB Colour:dark green Material:ABS Size:89.2X61X37.8MM Package Contents: 1 x Radio 1 x Charging cable 1 x Lanyard Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.