Product Features: 1. car grade Sl4730 professional radio chip from the (with the same clear sound effect as a car radio) 2. Three frequency options, globally applicable 3. Automatic channel search, manual frequency selection, manual channel storage 4. Digital display screen, encoder knob selection 5. Type-C USB interface power supply. Aluminum alloy shell Product Introduction: This is a radio that does not have a speaker. It needs to be connected to an amplifier and then to a speaker in order to function properly. This device is powered on and off, with memory, stereo sound, home use, amplifier, CD player, digital broadcast, and must use this radio . People born in the 1960s and 1970s like it Product Features:Panel Introduction: 1.Rotation: Adjusting the Stage or Volume Short press: Enter the volume adjustment function Long press: Enter manual frequency adjustment (after selecting the frequency, short press the VHF key to save the radio station) 2.Long press: Automatic channel search Short press: The display light is on for 6 seconds 3.Short press: Manually save radio station Long press to select country frequency: 87-108MHz 76-108MHz 64-108MHz (Note: There are a total of three sets of frequencies, globally applicable) Product model: 5300 Radio : frequency 87-108MHz, 76-108MHz, 64-108MHz Output interface: 3.5MM audio interface Operation mode: buttonandrotary encoder Power supply: DC 5V 200mA (200mA or above) Product dimensions: length 77 x width 74 x height 33mm Color: Black Material: Aluminum Alloy Due to different product batches, the appearance , but it not affect the use Package Contents: 1 x Hifi Mini Digital FM Stereo Radio Kit 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.