\nHEADPHONES TRACER T2 TWS BT BLACK\nTECHNICAL SPECIFICATIONS\n\n\n\n Bluetooth\n5.1\n\n\n Volume control\nYes\n\n\n Sensitivity\n110 dB\n\n\n Number of batteries\nBuilt-in\n\n\n Impedance (Ohm)\n32\n\n\nMicrophone\nYes\n\n\nTransfer band (Hz - kHz)\n20 - 20\n\n\nMax. range (m)\n10\n\n\nHeadset... przeczytaj całość