Promate (Concord) BT Wireless Headphones - Active Noise Cancellation - Black

Promate Concord BT Wireless Headphones - Active Noise Cancellation - Black Bluetooth Version: V5.3 Driver Diameter: 40mm Input Rating: 5V/0.5A Impedance: 32 Ohms Frequency: 20Hz-20KHz Charging Time: 1.5hrs Battery Capacity: 500mAh Operating Distance: 10m Input Port type: USB-C Warranty: 2 Years Warranty Period