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Years of industry experience, professional manufacturing, sufficient inventory, and same-day delivery.
Can be processed and customized, free samples, no reason to return the product within seven days, and a four-year warranty.
We are looking for student agents, buy English level 4 or 6 listening earphones and radios in our store
Hotline: 15889368876
![](https://img.alicdn.com/imgextra/i1/34783179/O1CN01oYa9Hh1ZM1hb8RoUb_!!34783179.jpg)
Technical indicators |
Frequency reception range | Receive sensitivity |
FM: 64-108MHz | 5dB |
Product size: 80x28x20mm |
Battery: Two AAA batteries(2X1.5AAA) |
Minimum working voltage:2.2V |
Maximum output power:2.4MW |
Maximum current:26MA |
Stereo Separation:≥32DB |
Distortion:≤1% |
External earplugs:Φ3.5MM/32ΩX2 |
![Untitled-2_03](https://img.alicdn.com/imgextra/i2/34783179/O1CN01opkWEp1ZM1hcb5djV_!!34783179.jpg)
Portable Mini Digital Display FM Receiver HRD-727
This is a DSP FM radio with a retro MP3 player shape, small and exquisite, easy to carry. The product adopts DSP digital processing technology chip, stable FM signal reception, 1.1-inch LCD display, and intuitive operation buttons, which brings great convenience to users.
The radio has the following features:
&There are two ways to store stations: automatic search and storage of radio stations/manual automatic search of radio stations
&Number of memory storage units: 20
&With shutdown memory function
&Digital display function: can display FM frequency point, volume level, take station address number
Please read this manual before use, and keep it properly for future reference.
Factory standard accessories: packaging gift box X1, manual X1, lanyard X1, earplugs X1
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①LCDLCD
② power on, key
③MODE:Fully automatic search and storage of radio stations/Manual channel selection, switching between two modes of tuning
④MEM:Manual storage/take the table
⑤—:volume-, choose a station-, take the table-
⑥+:volume+, choose a station+, take the table+
⑦ Battery cover
⑧:3.5MMear plug
⑨ Lanyard hole
Function operation description:
1: As indicated by the battery cover:,push awayBattery cover, put two AAA batteries(2X1.5V AAA)properly installed in the radio,Close the battery cover, before use, please3.5mmofEarinto the radio headphone jack“ ”(EarmachineIt is the receiver antenna and sounder of the radio).
2:“ ”Power button:
dogPower button“ ” radio on,LCDshow“On”(Express“boot”).
In the power-on state, tapPower button“ ”, the radio is turned off.
3:MODE: Automatically search and store radio stations/Manual channel selection, switching between two modes of tuning
3.1: Operation steps of automatic search and save function:
PressMODEbutton1second,The radio enters the function of automatic search and storage of radio stations:
In the process of fully automatic search and storage,LCDupper left display”FM”character,Downsquare display”PRESET”(Express“Pre-stored stations”)character,SCANflashing, the frequency is given bylowest frequency64MHzstart, automaticallyfound108MHz. In the process of automatic search station, if any other key is pressed, the operation of this automatic search station will be aborted. Number of stations that can be stored:20Piece.
After completing a round of automatic station search, the radio will display and play the first station with signal found.
4.3.2:Manual channel selection, two switching modes of tuning:
every tapMODEkey,LCDthe left corner of“FM”flashing characters and“FM”Characters are often displayed and the two states are interchanged.
&“FM”The characters are flashing, at this time manual+,-The key is to increase the frequency/Reduced tuning state
There are two modes for manual channel selection, one is manual channel selection and the other is automatic radio search.
Manual channel selection: each tap+,-key, press the radio default step value0.1MHZincrease, decrease
Automatically search for radio stations, long press+,-key, the radio will quickly search for a radio station with a signal, stop the search and play the searched frequency point when a radio station with a signal is found.
Users can use a combination of the two methods to quickly tune to the desired station.
&“FM”Characters are always displayed, at this time manually+,-key is volume up/Reduce adjustment state
radio tuning level:00-15,common16The level can be adjusted, and the user can adjust the volume level of the radio playback according to actual needs.
tap+,-The key is a level-by-level increment, decrement, long press+,-The key is express to adjust the volume.
Users can tune in a combination of both.
4.4:+,-Key: select channel to increase, decrease/volume up, down/Take the station number to increase, decrease
&In tuning mode:+,-key: yesFMfrequency increase or decrease
&In tuning mode:+,-key: is volume up or down
&In pick-up mode:+,-Key: to increase or decrease the address number of the station
4.5:MEMManual storage/take the table
&Manual storage: long pressMEMkey,LCDshowP01...P20(This is the address number representing the deposit station),and“PRESET”character flashes, press+,-key to select the storage address number, after selecting the storage address number, press againMEMkey to confirm. Complete the manual save steps.
(Note: if3seconds without pressingMEMPress the key to confirm, then the save process procedure will be abandoned by default.)
&Manually retrieve the table: After saving the table, tapMEMkey,LCDshowPRESET P01...P20,according to+,-to select the desired station.
5.Precautions:
When listening to the radio, if the radio volume becomes unstable and the display dims,MHzWhen a dim battery symbol flashes above the character, it means that the battery power is insufficient, please replace the battery in time.
*hint:
1)Do not mix old and new batteries together.
2)When you do not use the radio for a long time, please take out the battery in time to avoid battery leakage and corrosion damage to the radio
3)If the battery leaks, please wipe the electrolyte in the battery compartment with a soft cloth before inserting the battery.