Upgraded SI4732 Mini Radio with 1.9'' IPS Color Display ESP32-S3 Built-in Headphone Amplifier Hi-Z Portable AM FM LSB USB All Band Receiver 800mAh Battery Loop Telescopic Antennas Included

The upgraded SI4732 Mini Radio is engineered for serious radio enthusiasts who demand precise control, wide frequency coverage, and reliable performance in a compact platform. Built around the ESP32-S3 main control unit and the latest firmware, this receiver delivers exceptional tuning stability, faster processing, and noticeably improved signal handling—making it an excellent tool for DXing, portable field listening, and multi-band monitoring.Powered by the SI4732 DSP architecture, the radio supports LSB, USB, AM, and FM with full-band coverage across LW, MW, SW (150 kHz–30 MHz) and VHF (64–108 MHz). Whether you’re chasing distant shortwave stations, monitoring amateur radio activity, or exploring low-frequency signals, the SI4732 provides clean demodulation, fast frequency response, and highly accurate tuning resolution. AGC and ATT functions further enhance signal management, ensuring stable listening even under challenging RF conditions.For audio output, the integrated headphone amplifier with Hi-Z support offers a major improvement in sensitivity, dynamic range, and overall listening accuracy—especially valuable when monitoring weak or fading DX signals. This upgrade effectively resolves the low-volume limitations seen in standard receivers and enhances signal clarity for critical listening.The 1.9" IPS color display provides real-time signal information with excellent visibility in both indoor and outdoor environments. Adjustable brightness and on-screen battery monitoring make it practical for long-time field operation. The robust PETG 3D-printed shell ensures structural stability, heat resistance, and durability while keeping the device lightweight and pocket-friendly.Reception capabilities are further strengthened with the included loop antenna for HF/SW and telescopic antenna for FM/VHF. This dual-antenna setup provides flexible configuration options for different bands and dramatically improves reception quality up to 108 MHz. The SMA-KE antenna port allows easy connection to external long-wires, active loops, or field antennas for advanced DX setups.With an 800mAh rechargeable battery, the radio supports up to 8–10 hours of continuous operations—ideal for field expeditions, SOTA activations, nighttime DX sessions, or travel monitoring. The single-button interface keeps operation efficient and straightforward, allowing quick switching between modes, bands, and functions without interrupting your workflow.Compact, powerful, and engineered for serious listeners, the SI4732 Mini Radio is an excellent daily companion for DXers, SWL hobbyists, emergency communicators, and RF explorers who want professional-level performance in a truly portable form factor.Package Included:· 1 x MINI SI4732 Radio· 1 x Loop Antenna· 2 x Pull Rod Antenna· 1 x USB Cable

• 【Upgraded Headphone Amplifier & Hi-Z】 Equipped with an enhanced built-in headphone amplifier and Hi-Z support, this updated SI4732 mini radio delivers louder, clearer, and richer audio. It solves the common low-volume issue found in standard receivers and provides an immersive listening experience.
• 【Powerful ESP32-S3 & IPS Color Display】 Features an ESP32-S3 main control unit with updated firmware and a 1.9-inch IPS high-definition color screen. Enjoy sharp visuals, adjustable brightness, and real-time battery display for optimal viewing in any lighting condition.
• 【Full Band Coverage with SI4732 DSP】 Built with the SI4732 DSP chip, the radio supports LSB, USB, AM, and FM across all major frequency bands. Includes AGC/ATT functions for stable reception, ensuring you never miss your favorite broadcasts.
• 【Long Battery Life & Portable Design】 The built-in 800mAh rechargeable battery provides up to 8–10 hours of continuous playtime—ideal for travel, outdoor activities, and emergency use. Compact size with a durable 3D-printed PETG casing for excellent portability.
• 【Dual Antennas for Enhanced Reception】 Includes both a portable loop antenna and a 70cm telescopic antenna, giving you strong and stable reception up to 108MHz. Designed with a simple one-button operation for ease of use, perfect for beginners and enthusiasts.