Description

RX260-A TEF6686 High Sensitivity Full Band Radio Receiver Digital FM/AM/LW/MW/SW/DSP/RDS Receiver

Description:

- RX260-A desktop digital TEF6686 high-sensitivity radio, infrared remote control, Bluetooth transmission, can be connected to Bluetooth earphones or amplifiers, with latest firmware optimized reception capability and anti-interference ability.

Basic Operation:
- ON/OFF button: Power main switch, ROTARY mode switch for encoder. Press and hold the ON/OFF button for 3 seconds to turn on or off the device. After turning on, press the encoder briefly once to adjust the volume, press it twice in a row to select the ambient light function, and press it briefly once to exit.
- ROTARY (Encoder): To adjust the frequency when turned on, press the power button briefly once to adjust the volume, and enter the settings interface for the shift function. Short press the middle button to switch in steps, long press to turn on iMS and EQ.
- BW button: bandwidth selection
- Short press in FM mode: stereo/mono switch
- Long press in FM mode: switch demodulation bandwidth between 56/64/72/84/97/114/133/151/168/184/200/217/236/254/287/287/311kHz/AUTOBW, or press and hold the BW button and use the TUNING knob to select
- Short press in AM mode: switch demodulation bandwidth between 3/4/6/8kHz
- MODE button: adjustment mode
- Short press: MAN (manual frequency modulation)/AUTO (automatic search)/MEM (memory operation) mode switch
- Long press: open menu page
- AM/MF button: band selection
- Short press: band switching, switching between LW/MW/SW/OIRT/FM
- Long press in FM mode: open advanced RDS view/Alternative Frequency view

Frequency Range:
- 65 - 108MHz, suitable for Russia/Eastern Europe
- 76 - 95MHz, suitable for Japan
- 76 - 108MHz, suitable for campus broadcasting
- FM:
  87 - 108MHz, suitable for Europe/Oceania/Africa/Asia
  87.5 - 108MHz, suitable for China/United States
- OIRT default step is 30kHz, FM step is 50/100/200kHz, default is 100kHz
- Short wave: 1700 - 27000kHz, default step of 5kHz; 522 - 1791kHz, default step of 9kHz
- Medium wave: 520 - 1720kHz, default step of 10kHz
- Long wave: 144 - 513kHz, default step of 9kHz

Receiving Specification: receiving sensitivity of telescopic antenna
- Selectivity:
  FM: (S/N=30dB) ≤ 0.5uV; FM ≥ 60dB (± 150kHz)
  Shortwave: SW (S/N=20dB) ≤ 10uV; SW ≥ 60dB (BW=3kHz/+5kHz)
  Medium wave: MW (S/N=20dB) ≤ 10uV; MW ≥ 60dB (BW=3kHz/± 9kHz)
  Long wave: LW (S/N=20dB) ≤ 10uV; LW ≥ 60dB (BW=3kHz/+9kHz)

General Parameters:
- Antenna interface: external antenna is used for all frequency bands, with standard BNC female connector
- Speaker output: using a digital audio amplifier chip, it drives a 45x45mm large-sized wideband sound cavity speaker with a power of 4 Ω/5W, lower output noise, less distortion, no distortion when the volume is turned up, built-in one speaker, stereo circuit design, please set the stereo channel to mono (mixing mode)
- Earphone output: using imported operational amplifier chips, it is convenient to connect to power amplifiers. The standard 3.5mm audio connector is used for output, and the speaker and earphones are designed with independent dual operational amplifiers. When inserted into the earphones, the built-in amplifier switches to headphone output silently.
- Battery parameters: 3.7V/4000mAh, 18.5Wh, lithium battery size of 80x50x8mm
- Current consumption: about 3.7V/350mA, with a usage time of about 10 hours
- Communication interface: Built-in CH340 USB to serial chip, communicates externally through Type-C interface, supports online upgrade
- Size and weight: 142 x 30 x 80mm (excluding antenna connectors and antennas), body weight of 450g

Infrared Remote Control:
- Supports all key functions, with a numeric keypad for frequency input
- RCA output
- Bluetooth transmission

Latest Firmware:
- EF6686_ESP32_2.0.15mod18-20250608

Add:
1. Add power-saving mode settings and menus, long press the battery icon to trigger and turn off
2. Add low battery protection settings and menu
3. Add lock screen and unlock prompt sound and settings menu
4. Add the option to automatically disconnect WiFi after time synchronization is completed
5. Add a storage quantity of 400 units
6. In AUTO mode, shortwave is used to automatically search the frequency range, and manual search is performed within the effective range
7. Add a radio station list selection page and support 3 channel switching modes to quickly select saved radio stations
8. Add a "continuous append" option to the automatic search result saving method menu to search and save the frequency that needs to be listened to
9. Long press the button to add a "frequency list", which can be used to open the frequency list page on non touch machines

Modification:
1. Modify the default bandwidth for automatic channel search in medium and short waves to 4K 2. Further reducing screen interference with weak signals
3. To adapt to the modification of the number of stored stations, executing the factory reset mode will clean up the existing radio stations
4. Optimize the display speed of the main screen
5. Optimize automatic channel search parameters and appropriately accommodate frequencies with a small amount of offset
6. Optimize the default parameter settings for the specified model in the factory settings wizard

Package Included:
- 1 x Radio Receiver
- 1 x Remote Control
- 2 x Antennas
- 1 x USB Cable


Payment Terms

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Shipping Terms

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2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
Return Terms

If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund.
Custom Duties & Taxes

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2. Please check with your country's customs office and inform us what/how much should declare before shipping.
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