BT30 Bluetooth Moto Helmet Headset Wireless Handsfree Motorcycle Headphones, 501 Original

BT30 Bluetooth Moto Helmet Headset Wireless Handsfree BT5.0 Stereo Motorcycle Earphone Headphones MP3 Speaker for Call Music Player Specification:Model: BT30Bluetooth Version: 5.0Connection Method: BluetoothCharging Voltage: USB 5VBattery Capacity: 900mABluetooth Distance: 20m/65.62ftColour: BlackSpeaker: Diameter 40mm/ 1.57\\\"32ohm 0.3WAnswering Method: Automatic AnsweringSound To Noise Ratio: Less Than 80dBWorking Hours: 70HResponse Frequency: 180-2000 KHzStandby Time: 1000HProduct Size: 400 X 230 X 10mm/15.75 X 9.06 X 0.39\\\"Product Weight: 100gColor Box Size: 147 X 114 X 24mm/5.79 X 4.49 X 0.94\\\"Gross Weight: 100gNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3mm measuring deviation due to manual measurement.