Casti wireless Engros bluetooth

Casti wireless Engros bluetooth Parametri:• Speaker: 40 mm• Bluetooth 5.0• Microphone: Yes• Headphone sensitivity: 105 dB• Maximum input power: 10mW• Material: ABS• Impedance: 32 Ohm• Frequency response: 120-20000Hz• Battery capacity: 400 mAh• Charging time: ~ 3h• Listening time: ~ 10h• Talk time: ~ 12h• Standby time: ~ 200h