Home Dealnews HiFiMan HE400i Planar Magnetic Headphones for $135 + free shipping Dealnews HiFiMan HE400i Planar Magnetic Headphones for $135 + free shipping By ARCOM - 21 June 2018 184 0 SHARE Facebook Twitter Go to the deal page: HiFiMan HE400i Planar Magnetic Headphones for $135 + free shipping