-Bluetooth Version: 5.0 -The APT - X -Three EQ settings to play around. -Voice prompt -IP54 waterproof -Two driven by one (one Bluetooth receiver connects two phones, two phones connect one Bluetooth receiver) -Use while charging -Compatible with QDC full series headphones -Wide output impedance matching range (matching headphone impedance 8 ohm-100 ohms) -Bluetooth chip: Qualcomm QCC3005
Protocol: Bluetooth 5.0+APT X Connect to your phone and talk for more than 10 meters Talk time: more than 4 hours Standby time: more than 100 hours Charging time: about 1.5 hours Battery: 80 mAh Driver output impedance matching range: 8 ohms -80 ohms Charging: USB 2.0
QDC BTX cable with mic and volume control x 1 USB Charging Cable x 1