Rulefiss Wireless Earbuds, Hybrid ANC 40dB Noise Cancelling Headphones, 50H Playtime, Bluetooth 5.4, 10mm Drivers with 5 EQ

Why it's a great deal

• Intelligent passive noise reduction - With advanced noise reduction technology, it can isolate up to 40 decibels of environmental noise, making it very suitable for concentrating attention in noisy environments. This technology allows you to enjoy the pleasure of music in your leisure time, amidst noisy crowds, or while traveling.

• Studio Sound & Crystal Calls – Feel every beat with large 10mm dynamic drivers delivering powerful bass and balanced highs. Customize your sound using 5 built-in EQ presets. For calls, dual ENC microphones reduce 98% of background noise, so your voice comes through loud and clear even in busy cafes or streets.

• 50-Hour Total Battery & Fast Charging – Enjoy 8 hours of continuous playback on a single charge, and up to 50 extra hours with the compact charging case. A quick 10-minute charge gives you 2 hours of music. The smart digital display on the case shows exact battery level – no more guessing when to recharge.

• Bluetooth 5.4 & Ultra-Low Latency – Rock-solid wireless connection with next-gen Bluetooth 5.4 ensures instant pairing and stable signal within 33ft. Ultra-low 43ms latency syncs audio perfectly with video, making these ideal for lag-free gaming, movies, and calls.

• All-Day Comfort & IPX7 Waterproof – Ultra-lightweight earbuds with ergonomic soft silicone ear tips provide a secure, pain-free fit for hours – wear them while sleeping, working, or working out. IPX7 rated means they survive sweat, rain, and even rinsing, perfect for intense gym sessions or outdoor runs.