Model: M19 PRO Ulanish turi: Bluetooth 5.1 Zaryadlash vaqti: 1-2 soat Suhbat vaqti: 2-4 soat Musiqa tinglash vaqti: 2-4 soat Chastota diapazoni: 2.402 GGs - 2.480 GGs Batareya: Polimer, 3.7 V, 50 mA/soat Batareya quvvati (minigarnituralar): 280 ...