Rebeltec cuffie Bluetooth VIRAL in-ear nero

VIRAL bluetooth headphones Bluetooth Headphones dedicated to smartphones, tablets, compatible with Bluetooth 4.2 (Chipset: JR) control via a smartphone or buttons on the headphone housing modes: bluetooth, AUX, telephone conversation very high-class transducers guarantee crystal sound 4 buttons - for answering, ending calls, music playback and pause, volume control protruding buttons with various shapes facilitate operation without taking the headphones off quick folding / unfolding of the headphones makes traveling easier frequency response: 20Hz-20kHz impedance: 32? sensitivity: 115 ± 3dB / 1mW (at 1kHz) power 40m Built-in 150mAh battery (charged with micro USB) speaker diameter: 40mm micro USB connector (used to charge the battery) has a rubber switch built-in signaling diodes built-in microphone (phone call function after connecting to the phone via bluetooth) AUX (after the battery is depleted, the possibility of listening through the attached 3.5mm mini jack Cable ) Included USB (M) -> microUSB (M) Cable and 3.5mm mini jack Cable (M) -> 3.5mm mini jack (M)