Ear-Clip Wireless Headphones Bluetooth 5.3, Wireless Open Ear Clip On Headphone, Mini Sport Running Earring Earphone, Noise Cancelling Features: The design enables clear call just like face-to-face conversation. The headset without earplug Bluetooth has the function of automatic noise reduction, enabling clear stereo surround sound. and sweatproof, do not worry about injury caused by sweating. Comfortable design based on ergonomics. The ear clip wireless Bluetooth will not cause your ears to feel swollen and painful if you wear it for a long. The ear clip design of the earphone is novel, comfortable to wear and can be used regardless of the size of the ear. The Bluetooth 5.2 version non earplug headset is used, with stable signal, low standby power consumption and better performance. Bluetooth headset clip headset is small and compact; It is smaller and more convenient, and it is safer to travel. Music control, telephone answering/disconnecting, easy . Built in earphone hole change that does not block ears, open the cover for pairing, and carry universal Bluetooth corresponding to various devices. Product Parameters: Product name: Bluetooth Earphones Color: Beige Material: Plastic Battery capacity: 400mA Transmission distance: 10 metres Product impedance: 400Ω Sensitivity: -38dbv/pa Charging time: around 1 hour (better than 1 hour for the first charge) Overcharge protection:0.1*250mA=25mA Undervoltage protection:Vin=4.4V Operating temperature: -20°C to +70°C Package size:12x9x4.2cm/ 4.72x3.15x1.65inch Gross weight:83g/0.18lb The Package Include: 1 x Bluetooth Earphones 1 x Instruction Manual