Tecsun PL-310 fm/am Stereo World Band Dsp Receiver There are 6 sets mode selection:manual search radio frequency, direct input frequency numbers, manually search for the stored radio stations or directly onto a pre-existing address numbers, visit the radio frequency automatic search, automatic search browse stored station. Multi-function display:can display the radio frequency, signal strength / noise ratio, temperature, battery power and so on. AM IF bandwidth can be set to (1 ~ 6kHz). use of high-quality paper cone speakers, sound quality soft Naiting. Health as Germany comes with a special high-quality DSP radios E402 headphones, you can enjoy to enjoy the highest quality FM stereo radio