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Mini Multi-band Radio/
Bluetooth / TF Card / APP Intelligent Remote Control / SOS Alarm
User Manual
Sustainable innovation and satisfying users' needs have always been our company's principle in new
product R&D.
RF750PLUS is a digital tuning mini multi-band/multi-functional radio produced by us with all efforts.
Please read this manual carefully before use.
Thank you for buying our product and please keep this manual properly.
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Summary of Contents for Raddy RF750PLUS
- Page 1 Sustainable innovation and satisfying users’ needs have always been our company’s principle in new product R&D. RF750PLUS is a digital tuning mini multi-band/multi-functional radio produced by us with all efforts. Please read this manual carefully before use. Thank you for buying our product and please keep this manual properly.
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Page 2: Table Of Contents
Contents Outside view and functions--------------------2 Power ON/OFF-------------------------------------4 Set the time of auto power off-----------------5 Replacement of Battery--------------------------5 Adjust the volume---------------------------------5 Type-c USB change-------------------------------6 Symbol on LCD-------------------------------------6 Receiving mode------------------------------------7 Set the running time------------------------------11 Set the scheduled power on /scheduled alarm clock--------------------------12 Set the light------------------------------------------13 Lock/Unlock-----------------------------------------13 Enable/disable the SOS alarm function----14... -
Page 3: Outside View And Functions
1: Outside view and functions 1-1: Functions on the front... - Page 4 1-2: Functions on the back 1-3: Buttons on the top 1: Time mode: Long press it to set the light. If the radio is connected APP , you can double click it to exit APP connection quickly. 2: Radio mode: Lightly press it to enter recall memory station (see provision 8.1-8.4). Double click it to enter Fully automatic search for storage stations.
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Page 5: Power On/Off
Long press it to enter select EQ mode,Lightly press it to elect EQ. 4: Bluetooth mode: Long press it to enter select EQ mode,Lightly press it to elect EQ. Double click it to disconnect Bluetooth. 1: Clock display status: At the position of “▲”, push it forward. When the symbol of alarm clock appears, at the position of “▲”, push it forward again to set the alarm clock/auto power on (see provision 10). -
Page 6: Set The Time Of Auto Power Off
Lightly press “ ” within 10 seconds of unlocking to turn on the radio. Long press “ ” to turn off the radio. 3: Set the time of auto power off In the time display status, long press “ ” to show the sleep power off symbol “ ”. -
Page 7: Type-C Usb Change
In the TF card/Bluetooth mode, lightly press “ ” to enable the pause function. The symbol “ ” appears on LCD. Lightly press “ ” again to disable the pause function. The symbol “ ” disappears and the play symbol “ ”... -
Page 8: Receiving Mode
Weather band reception of North American countries PRESET Search, store/taking channels automatically All buttons are locked Shuttle lock FM mode: frequency display/Bluetooth mode: bt/TF mode: play time Sleep symbol Flashing means searching the Bluetooth device; stopping flashing means the Bluetooth device connected APP connection status TF card play mode Play... - Page 9 Country/region China/Europe/Korea/Taiw 1: 87.5-108.0MHZ 4.75-21.85MHZ 522-1710KHZ (9KHZ) North American 2: 87.0-108.0MHZ 520-1710KHZ (10KHZ) 4.75-21.85MHZ 162.40-162.55MHZ countries/Canada/Latin America/South America Japan 3: 76.0-108.0MHZ 522-1710KHZ 4.75-21.85MHZ (9KHZ) Russia 4: 64.0-108.0MHZ 522-1710KHZ 4.75-21.85MHZ (9KHZ) How to select a receiving wave range: In the time display status, push “ ”...
- Page 10 8.3 Listen to FM 8.3.1 Methods of searching channels: searching channels manually search channels automatically searching channels with shuttle searching and storing channels automatically 8.3.1.1: Searching channels manually: push “ ” to the left or right to increase/decrease the frequency point 8.3.1.2: Searching channels automatically: push “...
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Page 11: Bluetooth Mode
8.3.3:Deleting memory stations lightly Press the “ ” key to enter the recall memory station mode. The LCD displays the PRESET symbol. Side-to-side push the “ ” button to select the number of the station to be deleted. long press the “ ”... - Page 12 push “ ” forward to reduce the volume Lightly press “LOCK SOS” to unlock the top and rotate the top to select a song quickly. Play/pause: Lightly press “ ” to show the pause symbol “ ” on LCD. Lightly press “ ”...
- Page 13 push “ ” backward to increase the volume push “ ” forward to reduce the volume Lightly press “LOCK SOS” to unlock the top and rotate the top to select a song quickly. Play/pause: Lightly press “ ” to show the pause symbol “ ” on LCD. Lightly press “...
- Page 14 Push “ ” backward and hold it to enable the “hour” to flash. Push “ ” to the left or right to adjust the hour. Push “ ” backward to enable the “minute” to flash. Push “ ” to the left or right to adjust the minute.
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Page 15: Set The Light
Push “ ” forward and then push it to the left or right to select a ringtone: “ ” and “ ”. After selecting, push “ ” forward to confirm. “BU2” scheduled alarm clock: At the preset time of alarm clock, the alarm clock will ring louder and louder for 3 minutes every 5 minutes. -
Page 16: Enable/Disable The Sos Alarm Function
* Note: After LCD is turned on, the top knob will be locked automatically after 5 seconds in case of no operation and will be used normally after lightly pressing “LOCK/SOS” to enable the top knob lock “ ”. 12.2 Enable the key and top lock “ ”: double click “LOCK/SOS”... -
Page 17: Key Technical Parameters
15. Key technical parameters FM: 87.0-108MHz Receiving range AM: 520-1710KHz SW: 4.75-21.85MHz WB: 162.40-162.55MHz FM≦18dB AM≦86dB Receiving sensitivity SW≦30dB WB≦18dB Quiescent current ≦50uA Max current ≦800mA Speaker 4Ω3W FM≧45dB Signal to noise ratio AM≧35dB SW≧36dB Number of channels stored in receiving mode Bluetooth version VER 5.2... -
Page 18: Regarding App Connection
17. Regarding APP connection 17.1: Illustration of Mobile APP Download Instructions: Step 1: Power on the radio Step 2: Install the APP software Step 3: Successful installation on the mobile home screen Step 4: Click to enter APP mode, then select “RF750 PLUS-BLE” and click to connect. Exiting APP Connection Operation: In clock display mode, double-click [ ] continuously. - Page 19 Apple Devices: You can search for “Radio-CT” in the App Store to download and install. Alternatively, you can scan the QR code above to access the App Store for downloading. 17.2.1: After enabling the browser to scan the installation QR code for RF750 PLUS, follow the prompts: click “Download,”...
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Page 21: Key Function Descriptions
symbol Key function descriptions Demodulation FM Demodulation: WFM, AM/SW Demodulation: AM WB Demodulation: NFM Bandwidth 200 Bandwidth：200KHz Signal to Noise Ratio RSSI Receive Sensitivity VOL ** Sound level Indicator Band FM FM Working receive mode[Tap to switch radio bands] View Device Version Battery Indicator Radio freqency display,working mode dispaly Edit the frequency name: long press this position, input the present... - Page 22 Press and hold [LOCK] to LOCK the radio. Press and hold [Lock] again LOCK to unlock the radio. The mobile APP connects to the entry button of the RF750PLUS radio. Press and hold for 2 seconds to exit the APP connection...
- Page 23 Device calibration time button (you can correct the time displayed on the radio with one click, consistent with the mobile phone) Set the automatic shutdown time:： 10-20-30-40-50-60-70-80-90（minute） OFF:Indicates to cancel the automatic shutdown time In radio mode, tap to perform internal recording in radio mode. Before recording, please insert TF card in the radio, tap to enter recording mode, tap again to exit recording (after recording can be played on TF card)
- Page 24 17.5: BT Working Mode Key Function Introduction in the APP...
- Page 25 symbol Key function descriptions Pls open& connect Wait for the Bluetooth connection prompt Bluetooth Bluetooth connected Bluetooth connection succeeded E1：NORM AL E2: POP, E3： ROCK E4: JAZZ E5: CLASSIC, E6: COUNTRY Directly click on the symbol to select EQ VOL + - VOL+: Volume increases VOL- : Volume decreases M usic playback mode switch key...
- Page 26 17.6: TF Card Working Mode Key Function Introduction in the APP...
- Page 27 symbol Key function descriptions E1：NORM AL E2: POP, E3： ROCK E4: JAZZ E5: CLASSIC, E6: COUNTRY Directly click on the symbol to select EQ VOL + - VOL+: Volume increases VOL-: Volume decreases M usic playback mode switch key switch to TF card/ Bluetooth playback mode BAND Tap to switch radio bands select PREV,NEXT Song...
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