Description: Thanks to the Bluetooth-compatible 5.3 chip, this headset features low latency, low power consumption, long battery life, stable transmission and clearer sound for calls. And it supports life waterproof, so you can wear it with confidence even when you're exercising. Not only does this headset support intelligent noise cancellation technology to avoid interference from ambient noise and provide you with clear sound, but it also uses directional sound transmission technology, which can effectively avoid sound leakage and protect the privacy of your calls. It is constructed of silica gel material. The length of this product is 3.2cm and width is 1.5cm. This wireless earphone is suitable for listening to music, calling, playing games, and so on. Item Name: Wireless Earphone Material: Silica Gel Speaker Diameter: 10mm Bluetooth-compatible: 5.3 Talk Time:15 Hours Call Sensitivity:42dB More or Less 3dB Speaker Impedance: 32Ohm Battery Capacity: 75mA Link Distance: 10 Meters Charging Voltage: 5V Play Music: 10 Hours Frequency Response Range: 20Hz-20KHz Active Noise Cancellation: Support Playback Control: Touch Control Usage: Ear Clip Features: Bone Conduction, Low Latency, Life Waterproof Size Details: L: 3.2cm/1.26", W: 1.5cm/0.59" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Earphone Thanks to the Bluetooth-compatible 5.3 chip, this headset features low latency, low power consumption, long battery life, stable transmission and clearer sound for calls. And it supports life waterproof, so you can wear it with confidence even when you're exercising. Not only does this headset support intelligent noise cancellation technology to avoid interference from ambient noise and provide you with clear sound, but it also uses directional sound transmission technology, which can effectively avoid sound leakage and protect the privacy of your calls. It is constructed of silica gel material. The length of this product is 3.2cm and width is 1.5cm. This wireless earphone is suitable for listening to music, calling, playing games, and so on.