MINI TEF6686 radio with ESP32 main control. Audio: Supports 3.5mm headphone jack, 5W AB amplifier, for 10S speaker side sound output. No headphone amplifier, it is not recommended to use high impedance headphones. 2.0-inch IPS ST7789 full view screen. Reception range:Long wave 144kHz 288kHz Medium wave 522kHz 1710kHz Shortwave 2300kHz 27000kHz FM radio 65MHz 108MHz Power supply: TYPE-C fast charging input, built-in charging power management, battery capacity 800mAh (different batches, different printing words on the product, the color of the circular antenna is random,Specified colors and styles are not accepted) Color: Grey Material: Acrylic Package Contents: 1 x radio 1 x circular antenna 1 x charging cable 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.