Valve's Steam Frame portable gaming device starts at $1059 in the US and £889 in the UK, making it more expensive than the Valve Index VR headset. The device includes a copy of Half-Life: Alyx rebuilt for its ARM processor, with a 1TB model available for $1299 in the US. Pre-orders open with a registration deadline of September 17th, followed by a randomized queue system for fulfillment before year-end.