Use 2.4G technology for high-definition sound quality without delay transmissionExternal antenna, better transmission effectAutomatic connection when power onSupport & 3.5mm port InputSupport & 3.5mm port OutputThis product is a wireless audio transmitter, using 2.4G technology for high-definition sound quality without delay transmission,The transmitter can transmit the 2.0 analog stereo audio signal of and 3.5mm audio interface to the receiver at a distance of 50meters for listening. Using Nsendato of product can solve the problem of tedious operation of repeatedly switching/setting the output audio format of the signal source and the problem of messy cable binding. Therefore, it is widely used in home audio-visual, schools, squares, electronic games and other placesReceiver can drive headphonesSupport two-way volume controlWide range of power interface Type-c power supplyMaximum transmission distance:50MRX power consumption:5V/45mATX power consumption:5V/150mARF frequency:2400MhzTransmit power:14DB:67DBFrequency Range:20HZ-14.5KHZOutput the highest level:1.75Vp-pColour:BlackMaterial:ABSPackage Contents:1 * audio receiver1 * audio transmitter2 * usb cableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.