X-1 Ultra-mini radio listener, and only the size of one coin ,  with the use of Mini-button lithium batteries, built-in antenna, ultra-thin thickness, FM radio transmitting and receiving, pick-up range, clear sound quality, simple operation, easy to carry .

Operation method:

1. To Move the battery needle from the back of the launching aside and Put the  CR1220 button lithium battery into the battery storage with its + battery upward and - battery downward, release the battery voltage pin, the pressure needle bounces back and lies on the battery, Then the launching end began to launch the audio signal.

2. install two no. 7th batterys into the receiver, plug headphones into the headphone jack,  rotate the power / volume button and adjust the volume , and then rotate the frequency adjustment knob to adjust frequency until it receives the clear sound from the launching device , when you need recording,  connect the recording equipment to the sound hole to be recorded on the received signal.

 Product Specifications

Voltage of launching device: 3v,
Continued to launch time: 15 hours,
Longest launching distance: 100 meters,
Pickup range: 5 meters,
Frequency: 180 MHz,
Using battery: CR1220 button lithium battery;
Receiver voltage: 3V,
Continuing to receive time: 60 hours,
Receiving frequency: 180 MHz.

Accessories

2x X-1 launching ends
1x receiver
1x headphones
4x CR1220 button battery 
2x AAA7 batteries,
1x A manual