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Retekess TT103 Portable Tour Guide System

SKU: F9449B

Regular price $44.99

One key mute all the receivers

Long working range with high-quality voice

Limitless amount of wireless receivers for each portable transmitter

The audio system tour guide transmitter comes with a microphone and lanyard

Retekess TT103 audio guide system applications: Group guide tours, wireless meeting, wireless teaching and training, simultaneous interpreting, Vist factory tour, church translation equipment, etc.

1. Portable design, the smallest and lightest

2. 200 channel: allows 200 groups to operate simultaneously at the same place

3. One transmitter can work with the limitless amount of wireless receivers 

4. About 150m communication range in the open air

5. Mute function: when the transmitter is working, press the right button on the transmitter to mute so that all the receivers cannot receive the speech

6. AUX input: the transmitter supports external audio input, such as MP3, Smartphone

7. Two way of ID setting: Wireless and Manual. If you have to set the channel ID for many receivers, the wireless ID setting method can save a lot of time. 

8. LCD display, battery consumption display, easy to operate

9. One button to turn off all the receivers, no need to shut down one by one after use

10. Built-in high capacity rechargeable lithium battery, make sure can use all day long

Retekess tour guide system portable.jpg

Long Battery Life

The tour guide system portable transmitter and receivers are all built-in rechargeable batteries for transmitter and receivers.

1400mAh lithium battery.

And it can last about 14 working hours.

So there is no need to worry about battery life during usage.

Sound Clarity

It adopts advanced PLL technology.

So it can effectively maintain the signal stability.

Superior audio clarity, rejection of ambient noise, and naturalness of tone.

Support 3.5mm Earphones

The receiver uses single-sided earphones for comfortable wearing and easy to use.

You can plug in any 3.5mm jack earphone type to the receiver.

So it can be convenient to replace earphones.

Over the ear earphones are more clean and hygienic

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Frequency range



200 channels



Distortion rate


Transmitting power


Power supply

Built-in 1300mAh lithium battery

Working hours

About 10 hours


DC 5V, mini USB jack

Working distance

140 meters (460ft)


98 x 63 x 17mm / 3.9 x 2.5 x 0.7 in


75g / 0.16lb

Package Includes:

1 x TT103 wireless transmitter

1 x Lavalier microphone

1 x USB charging cable

1 x English manual

1 x Lanyard

Q: What is included in the parcel?

A:  1 x TT103 wireless transmitter 1 x Lavalier microphone 1 x USB charging cable1 x English manual 1 x Lanyard

Q: How many receivers  can i use in one group?

A: You can use any quantity that you need, once you pair the receivers and transmitter in the same channels/

Q; How many frequency does this your gudei system have?

A: There are 200 chcnnels.

Q: Can i get a special price, if i buy it in bulk?

A: Of course, you can send us message to get the bulk price for you.

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