Note: The factory has upgraded the headset Bluetooth chip version for 5.3, shipping warehouse there are still some stock of the headset Bluetooth version for 5.0, the warehouse will be randomly shipped, if you mind, Please place your order carefully. Feature : Strong signal connection stability and low latency, universal for Apple and Android phones. Equipped with double vibrating tympanic membrane, 13mm large moving coil speaker, clear treble and deep bass. In-ear design, better noise reduction effect. Support voice call, binaural high-definition call, with environmental noise reduction function and clear and no noise. The headset is touch-operated, you can switch the upper and lower music, increase and decrease the volume, answer the call and wake up the voice assistant on the headset. Adopting life-level waterproof design, no fear of splashing from sweat and rain, and accompany you when you travel outdoors at any time. HiFi Sound - True Wireless. Smart Chip, Bluetooth 5.3. HIFI Sound Quality, Long Battery. Comfortable, Metal Diaphragm. Bluetooth Upgrade. Speed/Low Interference. 13MM Large Dynamic Speaker, Dual Decoding HD Calls. Type-C Fast Charging. Long-Lasting Battery Life All Day Long. Comfortable To Wear. Ambient Noise Reduction I Dual HD resolution. High Resolution Sound Quality. Transparent Treble. Seamless Switching. Automatic Connection. Low Game Delay. Low Power Consumption And Long Endurance. Convenient Control Touch Control. Super Compatibility Can Be Used With Bluetooth. Specification: Model LP5. Bluetooth v5.3. Horn Diameter 13mm. Charging Time 1.5H. Sensitivity -42dB±2dB. Frequency Range 20-20KHz. Headphone Capacity 35mAh. What's in the box : 1 x Bluetooth Earphones. 1 x Charging Case. 1 x Charging Cable. 1 x User Manual. 3 X earphone cups (S,M,L size)