Wireless UHF Transmitter can play MP3 used with wireless tour guide 32 series

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$50.00 - $80.00 / Unit | 1 Unit/Units (Min. Order)
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Quick Details
Brand Name:
Model Number:
Portable Audio Player
Special Feature:
Place of Origin:
Jiangsu, China
Product name:
UHF Wireless Transmitter
RF frequency range:
UHF846~870MHz (F858-24)
Tunable channels:
38 Fixed channels + 32 user channels
Frequency stability:
±0.005% (0~50)℃
Display screen:
128*64 dot matrix, OLED Double Color
Power supply:
Lithium ion battery 3.7v/1020mAh
Operating time:
9~10 hours
138mm * 49mm * 16mm
70g (include battery)
Compatible receiver:
SPL - 32R,SPL - 1600R
Supply Ability
Supply Ability:
1000 Unit/Units per Week
Packaging & Delivery
Packaging Details
Standard export packing. One unit with one independent box.



Main Features

  • Built-in MP3 player, combination of audio guiding and tour guiding.     
  • Support to select different languages (folder).       
  • MP3 file can be play by numeral button.         
  • Built-in RFID receiver to support RFID trigger playing MP3 file.    
  • MP3 player with the functions of play/pause, fast forward/fast rewind, Previous/next.      
  • Auto playing background music when playing ended.           
  • With Audio-video synchronously transmitting function, it will transmit audio in different languages which is synchronous with video where video is playing.   
  • Yellow and blue dual color OLED display.        
  • OLED display MP3 files’ code, title, playback time, language and wireless transmission’s   channel, frequency, microphone gain, etc. 
  • UHF band PLL synthesized design.          
  • 38 Fixed-channels and 32 User-channels design, frequency of User-channel can be set by user.
  • User-channel can be fast manual switched.         
  • Built-in RFID receiver to support RFID trigger switch RF channel automatically.       
  • Built-in high quality microphone core.             
  • Support to connect with outward head microphone or lavalier microphone.        
  • 31 steps microphone gain adjustment (-10~+20dB) .           
  • Microphone gains and volumes of music and speaker's voice can be adjusted separately.  
  • Microphone quick-mute function.           
  • Tour guiding priority function.MP3 playing will be paused automatically when speaker talking. 
  • Compatible with SPL-32R and SPL-1600R in same frequencies.              
  • High capacity lithium-ion battery, continuous operating time is more than 9 hours.             
  • Can be worn by lanyard.                 
  • Special uploading software convenient for upload and update MP3 audio file.


Auto trigger play MP3 file


Auto switch RF channel


Application of Audio Video Synchronization




System Specification


RF frequency range

UHF846~870MHz (F858-24)

Oscillation type

PLL synthesized

Tunable channels

38 Fixed channels + 32 user channels

Channel switch control

Manual keypad switch & Automatic triggering switch

Switching bandwidth


Tunable steps

625KHz (fixed channel) / 25KHz (user channel)

Frequency stability

±0.005% (0~50)


Pre-emphasis FM ±45KHz deviation compressor

RF power output


Harmonic suppression


Microphone Input

3.5mm connector (tip)

Microphone gain 

-10dB~+20dB (step = 1dB,31 steps)

Display screen

128*64 dot matrix, OLED Double Color

Power supply

Lithium ion battery 3.7v/1020mAh

Operating time

9~10 hours


138mm * 49mm * 16mm


70g (include battery)

Compatible receiver

SPL - 32R,SPL - 1600R


Specifications of Built-in MP3 Player


MP3 file

8-48KHz sample rates, 8-320kbps bit rate

Memory Capacity


Ways of Play

Keypad play& Automatic triggering play



Tracks Number

4096(per language)

Display of object name

Multi-language supported

Play controls

Play/Pause, Fast forward/Fast rewind, Previous/Next

MP3 monitoring output

3.5mm connector (ring)


Specifications of Built-in RFID Receiver


RFID Frequency Range

ISM 2.4GHz

RFID Channel number


Receiving Range

0-100m (depend on RFID trigger)

Triggering Control

RF channel switching & mp3 contents playing


Note: Frequency Band is Country depended

F652-24: Frequency Band 640~664MHz (38 Fixed channels+32 User channels)

F800-24: Frequency Band 788~812MHz (38 Fixed channels+32 User channels)

F864-02: Frequency Band 863~865MHz (81 Fixed channels+32 User channels)

F858-24: Frequency Band 846~870MHz (38 Fixed channels + 32 User channels)


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