The frequencies of these Crystals are not allowed in Europe.
The sale of these plug-in crystals made expressly for export to non-European countries.
The buyer guarantees by his order against the seller that are not used within the European Community and the crystals are brought into the non-European countries.
Set 04 = 1x RX01 27,550 & 1x TX01 27,550 Mhz
Caution: Always buy only one set of crystals, unless you want to buy more and increase the number of pieces.
Use under direct adult supervision only.
Age recommendation: 14+
Not suitable for children under 36 months of age. Choking hazard due to small parts.