The inner nano-coating on the earbuds and charging case allows for waterproofing for 30 minutes at a depth of one meter. The most recent technology can successfully shield against damage from perspiration and raindrop splashes. The TOZO T10 Earbuds enable HSP HFP A2DP AVRCP, which offers rapid pairing and uninterrupted transmission thanks to the latest Bluetooth 5.3 technology. Enjoy quick charging; the rechargeable case may be completely charged in less than two hours with a wireless charger or in just 1.5 hours with a fast-charge USB-C connection. PROS🟢 Great specifications battery life Convenient wireless earphones CONS🔴 The case is not very sturdy