Amazon offers Srhythm Wireless Active Noise Cancelling Headphones in $29.99 after Coupon Code “PVFIYPSY” with FREE shipping.
- Advanced Active Noise Cancelling Technology quells 85% airplane cabin noise.
- Vector flow technology, headphones can exhaust gas which affects sound quality.
- Built-in 360mAh battery enjoys 12 hours of playtime.
- Not only Bluetooth headphones but also a wired headset.
- Bluetooth v4.1 CSR 8635.