Retekess FT11 Portable FM Transmitter Support TF Card

SKU: F9212A

Regular price $69.99

Portable FM transmitter built-in 1500mAh lithium battery

Support TF card and AUX line-in

Crystal sound quality

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Portable FM transmitter for translation language

The FM transmitter is a device that can convert audio contents from any audio source such as MP3, cellphone, computer, etc. to signals that

out in the FM band, the signals can be picked up by any radio receivers that use the same frequency

Stable Transmit power

Upgrade version have Solved the issue that the launch of power due to the battery voltage dropped the issue, which caused the phenomenon of

transmitting power consistently, so as to ensure the stability of the transmit coverage

Long Working Time

The transmitter with a built-in battery of 1500mAh polymer lithium battery provides 6-8 hours. The USB cable with the bold copper core support faster-

charging speed; Equipped with an aluminum foil shield, can effectively shut down the signal interference; Circuit optimization at the same time, built-

1500mah battery increased battery life

FM Transmitter with 3.5mm AUX input option

This transmitter can transmit lossless music through the memory card and AUX input jack, and also has a powerful microphone function. It is especially

suitable for application areas such as international tourism, large meeting, church, driving school, education, and training, etc

Preset five frequencies

Support store five commonly used transmission frequency, fast storage button, with five dedicated storage button, can quickly store the commonly used


Portable FM transmitter for Drive-in Church Service and Church Translation

If you are a church organizer and your prayers come from different countries, you need a launcher to solve language barriers. This transmitter is light and

gives you a heavyweight in your presentation. You only need to adjust the receiver and transmitter to the same channel, then they can work

Easy to Set Up and Use

This FM radio transmitter supports Countless FM receivers, just need to make sure the FM receiver and the transmitter are in the same frequency


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FM Transmitter Specification:

Frequency increase 0.1MHz
Frequency stability ±10PPM
Output impedance 50Ω
SNR ≥70dB
RF output power 0mW-300mW
Support mp3 format FLAC, WAV, PCM, WMA, MP3
Support memory card Max 32GB
Power Built-in 1500mAh polymer lithium battery
Working hours 8-10 hours
Charge DC 5V 1A, Micro USB jack
Size 3.9 x 2.2 x 0.6 in
Weight 0.17lb

Package Includes:

1 x FM transmitter
1 x Antenna
1 x USB charging cable
1 x Wired microphone
1 x Hand strip
1 x User manual

  • Long working time; The FM radio transmitter is equipped with a built-in 1500mAh polymer lithium battery and supplied with high performance; The USB cable with the bold copper core support faster-charging speed
  • Clear sound quality; This FM radio transmitter has a clear sound quality and high sensitivity due to its digital audio processing; Anti-howling effect; Built-in condenser microphone; support for external condenser microphone

  • MP3 and music player; Support TF card and AUX line-in to play music with the 3.5mm male to male Aux cable; so the radio transmitter can play music of your phone to the FM receiver

  • Expandable and DIY; You can transmit across the entire public FM band;1 transmitter can pair up to countless FM receivers; If you have more than one tour guide or simultaneous interpreting area you would like to add; just DIY and fulfill your needs

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