1. ATEF6686HN high quality DSP chip.2. FM(65-108Mhz)&SW/MW/LW(144-27000Khz) radio range3. 3.2-inch LCD display, built-in speakers, support headphones.4. TYEPC charging interface, capacity lithium battery.5. 75CM rod antenna, all aluminum alloy casing.Model:radio receiverChannel:2.1Input voltage:220VRotate the knob "VoL" to the right to power on. Continue to turn to increase the volume up to the maximum sound. Rotate to the left to turn down the volume until it is turned off.Knob "sQ" will make harsh noise when the radio switches frequencies, through this knob you can adjust a signal threshold, allowing you to automatically mute when switching channels in different signal environments.Knob "TUNE" This knob can be rotated or pressed, and the frequency and other parameters can be adjusted through this knobColour:BlackMaterial:ABSSize:16.5x7.5x3cmPackage Contents:1 * wireless radio1 * type-c charging cable1 * 75cm pull rodOnly 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.