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TEF6686 Radio Portable FM/LW/MW/SW Radio Receiver with 2.8" Color Touch Screen & Built-in Battery
Description:
The portable radio uses the TEF6686HN/V102 (F8602) chip and an ESP32-WROOM-32U main module with 4MB Flash, supporting dual-core Wi-Fi and Bluetooth. It covers FM 65-108MHz, LW 144-513kHz, MW 520-1720 (522–1791)kHz, and SW 1700-27,000kHz, featuring a 2.8-inch 320×240 IPS LCD with resistive touch, numeric keypad, and knob tuning. With a full-band SMA antenna, high-quality speaker and headphone amplifiers, a 3.7V 5000mAh battery, and compact size, it offers up to 15 hours of continuous use.
Specifications:
1. Basic Parameters:
* Radio chip: TEF6686HN/V102 for NXP, chip model F8602
* Main control chip: ESP32-WROOM-32U, Flash 4MB, Wi-Fi + Bluetooth dual-core module
* Display technology: 2.8-inch 320x240 resolution, IPS full-viewing angle LCD screen with resistive touch
* Control method: Default numeric keyboard input and knob tuning. It also supports third-party touch screen firmware
2. Frequency Range:
* FM: 65-108MHz
* LW: 144-513kHz
* MW: 520-1720 (522-1791)kHz
* SW: 1700-27000kHz
3. Other Parameters:
* Antenna Interface: Full-band external antenna, standard SMA female connector
* Speaker Output: The original audio amplifier chip TPA6211A1 for Tl is used. It drives a 45×45mm large-size sound cavity speaker, with 4Ω/3 W power output, producing lower noise and less distortion.
* Headphone Output: AD headphone amplifier chip MAX97220, standard 3.5mm audio connector output, independent dual-amplifier design for speakers and headphones, optimized separately without interference
* Battery: 3.7V 5000mAh, 18.5Wh, lithium battery, size 65×55×10mm
* Current Consumption: About 3.7V/350mA, usage time about 15 hours
* Communication Interface: Built-in CH340 USB-to-serial port chip, via Type-C
* Dimensions & Weight: 88×30×120mm (excluding antenna connector and antenna), body weight 300g
Packing List:
* 1 × Main Unit (with 3.7V 5000mAh lithium battery installed)
* 1 × Telescopic Antenna with SMA Connector
* 1 × USB-A to TYPE-C 1-Meter Data Cable
* 1 × User Manual
* 1 × Stylus
Packaging Details:
* Weight: 0.45kg
