InOpera A4 Bluetooth Headphones Waterproof Review

[Newest Bluetooth 5.0 Technology] InOpera A4 Series STORM true wireless bluetooth earbuds Support HFP/HSP/A2DP, Newest bluetooth 5.0 Technology, provides in-call stereo sound and fast stable transmission. Connection distance up to 233ft, Automatically connected, 35mAh/3.7V universal compatibility. [Hi-Fi Stereo Sound Quality] InOpera A4 Series STORM true wireless bluetooth headphone Offers a truly authentic sound and powerful bass performance with a separate earpiece for rich ear to deliver rich, high-quality audio and voice. [Noise Cancellation with Dual Microphone & Fully Waterproof] InOpera A4 Series STORM true wireless bluetooth earphones The uplink noise canceling bluetooth earbuds build-in Microphone, Ultra-clear calls. Fully sweat resistant waterproof keep playing, running, jogging, hiking, workout in any conditions. [Comfortable Rock-Solid Fit & Battery Capacity Display] InOpera A4 Series STORM true bluetooth 5.0 headset Lightweight and ergonomic design keeps the wireless earbuds sitting securely in your ears. [Long Lasting Power and Automatic Double Use Charging ] InOpera A4 Series STORM The noising-canceling bluetooth earbuds come with a portable charging case to keep your wireless earphone charged at any time. The charging case capacity 800mAh/3.7V, support wireless charging. The size is small and lightweight. built for your convenience to carry them anywhere. You never have to worry about power. The wireless earbuds can last for 4hours playing time from a single charge and 70hours standby time.