Features: 1. Advanced Technology: This portable SDR radio receiver uses a software-defined radio architecture with a 192kHz wide spectrum and waterfall display capabilities. With 16-bit sampling, it supports CW, AM, SSB, FM, and WFM demodulation, offering versatile listening options for radio enthusiasts. 2. Exceptional Reception Quality: Equipped with a powerful chip and a long telescopic antenna, this shortwave radio receiver delivers excellent signal quality. It effectively captures a wide range of channels without interference, ensuring a clear and reliable listening experience. 3. High-Resolution LCD Display: Housed in a aluminum alloy CNC casing, the portable shortwave radio features a 4.3-inch high-brightness IPS LCD display with 800x480 resolution. This screen provides clear visuals and easy navigation through the radio's features and settings. 4. Compact and Headphone-Compatible: With dimensions of 14x7.4x2.2mm, this shortwave AM FM radio is highly portable and easy to carry. It supports standard 3.5mm headphones or CTIA (US standard) interface headphones, allowing for private listening wherever you go. 5. Long Battery Life: The stereo MP3 player's built-in 5000mAh 3.7V battery provides approximately 10 to 12 hours of usage, depending on volume and brightness settings. This ensures extended listening sessions without frequent recharging, perfect for on-the-go use. Parameters: Project Type: SDR Radio Receiver Color: Black Material: Aluminum Alloy Display Technology: 4.3-inch IPS 800x480 resolution DC dimming high brightness LCD screen Control method: resistive touch screen, rotary encoder Channel selection: 1-99 Frequency: 100K to 149MHz, minimum step 1HZ Speaker volume (SPK): 0-35dB, 1dB step Headphone volume (EAR): 0-35dB, 1dB step Working mode: Single sideband CW, AM, SSB (LSB USB), WFM, Stereo FM (headphones required) Step frequency: 1Hz 10Hz 100Hz 1kHz 10kHz 100kHz 1MHz 10MHz Spectrum bandwidth: 192kHz, 128kHz, 64kHz, real-time spectrum display Antenna interface: BNC male, impedance 50Ω, maximum input power -20dBm Reference crystal oscillator: TCXO 26MHz±0.5ppm Audio interface: Supports regular 3.5mm headphone or CTIA (US standard) headphone interface Speaker power: Maximum 3W, multimedia speaker 4Ω Charging port: USB Type C, 5.0V 2A urrent consumption: About 250mA at 5V Battery capacity: 5000mAh 3.7V (built-in) Use time: About 10-12 hours, depending on the volume and brightness settings of the machine Channel saving: 99 channels can be preset, and the station name, frequency and alignment method can be preset Product size: About 140.00x74.00x22.00mm/ 5.51x2.91x0.87inch Package Contents: 1x Radio Receiver 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.