Brand: Techfire Material: ABS Plastic Product Type: Variable Type: Variable Compatibility: all smartphones Multipack: 1 Color: Variable Mic: Yes Bluetooth Version: 5.1 Warranty_Period: 1 Year Brand Warranty Warranty_Type: On Site Operating Voltage: 5 Volts Charging Type: Micro USB Battery Charge Time: 1 Hour Battery Backup: Variable Frequency: 100 Hz Control Button: Yes Play Time: 20 Hours Dynamic Driver: 9 mm Transmission Distance: 10 Mtr Noise Cancelling: Yes Service Type: Replacement Sports Earphones: Yes Sweat Proof: Yes Dispatch: 1 Day