Upgraded version of shortwave radio: RF750 added 300cm extended antenna, strengthening reception to pick up more stations; Not only a full-band receiving radio, but also a wonderful external music player with BT connection function and TF card play mode (MAX 256G). Multi-band Receiver: MW(AM) 520-1710KHz, SW 5.7-17.9MHz, FM 87-108MHz. Thanks to the multi-band reception, you can listen to news, sports, weather information and music with your loved ones anytime and anywhere. Compact Pocket Radio: it measures only 3.5 '' x 2.4'' x 1.5'', which is convenient to put in pocket, purse, backpack, etc. It also works great as an MP3 player, Bluetooth speaker, radio receiver, etc. Easy to use: This mini radio supports encoder pulley setting and automatically searches and stores up to to 110 stations at the push of a button, making it suitable for everyone. 6 Sound Effects: In BT, TF Card music playback mode, RF750 supports six kinds of EQ for playing sound effects: NORMAL, POP, ROCK, JAZZ, CLASSIC and COUNTRY.