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Feature:
1. Equipped with NXP TEF6686 chip for exceptional selectivity and ultra-high sensitivity, optimized for multipath interference suppression, adjacent channel rejection, weak signal processing, and noise cancellation.
2. Supports advanced features: fullRDS data display (requires radio station support), auto/manual station scanning, squelch function, battery voltage display, and station presets.
3. Based on mature TEF6686 receiver circuit design, featuring a 2.4-inch IPS LCD color screen (resistive touch) for portability and rich information display.
4. Built-in numeric keypad for quick frequency input and a 2500mAh high-capacity battery for extended usage.
5. Dual-mode Bluetooth stereo:
- Receiver mode: Works as a Bluetooth speaker (connects to smartphones).
- Transmitter mode: Transmits radio audio to Bluetooth headphones/speakers.
- Paired with a 40mm long-excursion full-range speaker for powerful bass and crystal-clear treble.
Specifications:
- Main Control Chip: ESP32-WROOM-32U
- Bluetooth Chip: JIELI High-Performance Bluetooth Transceiver Chip
- Mode: FM/SW/MW/LW
- Screen: 2.4-inch IPS LCD, 320x240 resolution, resistive touch
- Control: Numeric keypad + tuning knob
- Antenna: Built-in 820mm telescopic antenna, 3.5mm external antenna port
- Speaker: TI TPA6211A1 audio amplifier, 40mm long-excursion full-range speaker
- Battery: 3.7V/2500mAh polymer lithium battery
- Interface: Type-C (charging/data upgrade), built-in CH340 USB-to-serial chip
- Dimensions: 120x63x25mm (excluding antenna)
- Weight: Approximately 350g
- Material: Aluminum alloy casing
| Frequency | ||
| Mode | Frequency Range | Default step |
| FM | 65-108MHz | The default step of OIRT is 30kHz, the FM step is 50/100/200kHz, and the default is 100kHZ |
| 76~95MHz | ||
| 76-108MHz | ||
| 87-108MHz | ||
| 87.5-108MHz | ||
| SW | 1700-27000kHz | 5kHz |
| MW | 522-1791kHz | 9kHz |
| 520-1720kHz | 10kHz | |
| LW | 144-513kHz | 9kHz |
| Received indicators | ||
| Mode | Receiving sensitivity (with telescopic antenna) | Selectivity |
| FM | FM (S/N=30dB) ≤0.5 uV | FM ≥60dB (± 150kHz) |
| SW | SW (S/N=20dB) ≤10uV | SW ≥60dB (BW=3kHz/±5kHz) |
| MW | MW (S/N=20dB) ≤10uV | MW ≥60dB (BW=3kHz/±9kHz) |
| LW | LW (S/N=20dB) ≤10 uV | LW ≥60dB (BW=3kHz/±9kHz) |
Note:
1. There are unknown risks involved in flashing the device. Any consequences will be borne by yourself!
2. The software version may vary for different batches of shipments
Package includes:
1 x ATS125 Radio Receiver









