Frequency scope FM:76MHZ-108 MHZ AM:520KHZ-1710 KHZ Earphone jack:3.5mm Tune in on broadcasting: 1.Set switch to AM or FM to play. 2.Turn TUNING button,and turn to the desired frequency. Turn off the radio:Set switch on (TAPE) play position. Improve broadcasting receiving: When listening in FM program,please extend the antenna and change its direction. Earphone wire (antenna) When listening in AM program,please change the player's direction. Requirements on power supply: Two um-3 batteries (AA model)--(not including) or DC 1.5V X2 (Direct plug/battery 2 power supply modes, batteries not included, suitable for 2 x AA batteries) Color: Yellow Material: ABS Package Contents: 1 * Bluetooth speaker 1 * Data cable 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection 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.