Portable All Band Shortwave Radio Receiver AM FM LW MW SW TEF6686 2.8 inch IPS Touch Screen Aluminum Alloy Case ESP32 Bl

Product Overview This product is a high performance digital radio employing the ESP32 WROOM 32U dual core Wi Fi and Bluetooth main control chip It features a 2 8 inch 320x240 IPS full view touchscreen with resistive touch operation It supports FM shortwave medium wave and longwave reception has a built in 5000mAh lithium battery providing approximately 15 hours of battery life and utilizes an independent dual amplifier design Equipped with a large speaker and headphone output it is suitable for various radio listening scenarios Specification Main Control Chip ESP32 WROOM 32U 4MB Flash supports Wi Fi BluetoothDisplay 2 8 inch IPS LCD screen 320x240 resolution supports resistive touchControl Method Numeric keypad rotary knob tuning compatible with third party touchscreen firmwareFrequency Range and Steps FM 65 108MHz Suitable for Russia Eastern Europe OIRT default step 30kHz 76 95MHz Suitable for Japan 76 108MHz Suitable for German Broadcasting 87 108MHz Suitable for Europe Oceania Africa Asia 87 5 108MHz Suitable for China USA FM Steps 50 100 200kHz default 100kHzShortwave SW 1700 27000kHz default step 5kHzMedium Wave Medium Wave MW 522 1791kHz default step 9kHz520 1720kHz default step 10kHzLong Wave LW 144 513kHz default step 9kHzReceiver FM Sensitivity ≤ 0 5uV S N 30dB Signal to Noise Ratio ≥ 60dB Δf 150kHz SW Sensitivity ≤ 10uV S N 20dB Signal to Noise Ratio ≥ 60dB BW 3kHz MW Sensitivity ≤ 10uV S N 20dB Signal to Nois