Original WWII U.S. Army Air Forces HS-33 Aircraft Headset – HB-7 / ANB-H-1. In good tested and working condition. A genuine and highly collectible WWII-era U.S. Army Air Forces HS-33 aviation headset, comprising the characteristic HB-7 leather-covered headband, ANB-H-1 receivers and the distinctive red PL-354 plug. This configuration was used by USAAF aircrews in aircraft such as bombers and transport aircraft. The headset is particularly attractive to militaria, aviation and WWII collectors because the HB-7 / ANB-H-1 / red PL-354 combination is the classic HS-33 configuration. Contemporary technical documentation describes the HS-33 as a 600-ohm, low-impedance headset designed for aircraft radio and inter phone systems. Tested and working. The set retains its original leather headband, leather ear cushions, metal fittings, receivers, wiring and red connector. The leather and ear cushions show genuine age and service wear, adding to its authentic vintage appearance. Details Type: HS-33 aircraft headset Manufacturer: U.S. military / various contracted manufacturers Headband: HB-7 Receivers: ANB-H-1 Connector: Red PL-354 Period: Approximately 1940s (approximately 80 years old) Origin: United States Use: USAAF aircraft radio and inter phone communications Condition: Good complete original condition, tested and working, with minimal age-related wear to leather, cushions, wiring and metal components Approx. dimensions: 20 × 17 × 8 cm Approx. weight: 500 g A superb original WWII aviation communications piece with excellent display appeal.