ZIHNIC Active Noise Cancelling Headphones, 40H Playtime Wireless Bluetooth Headset with Deep BWHY ARE NOISE-CANCELING HEADPHONES SO FREAKING EXPENSIVE? Because they’re freaking amazing. Well… some of them are.   Twitter Facebook Flipboard Pocket Copy Link Instagram   It’s nice sometimes to block out the sound...

Senso Bluetooth Headphones, Best Wireless Sports Earbuds w/Mic IPX7 Waterproof HD Stereo Sweatproof Earphones for Gym Running Workout Noise Cancelling Earphones Earbuds Noise Cancelling HeadsetsExpensive headphone tend to produce the sound the way it originally passed to it, without changing frequency amplitude and provide wide frequency range. cheaper headphones can boost some frequencies such as bass and treble and give y...