Telex - Battery Pack for Echelon 150, ANR 4105, and ANR 500 Headsets | 590564-002 Kids Headset DC bias voltage required –

DC bias voltage required – Operates only with radios supplying DC bias voltage (common in modern systems)

Durable Construction: Built to withstand the demanding conditions of aviation environments

TSO-C139a Approved

Independent volume control: Dual volume controls allow balanced sound in each ear

The Telex 100TRA is engineered for pilots who require dependable and clear communication tools

Telex - Battery Pack for Echelon 150, ANR 4105, and ANR 500 Headsets | 590564-002 Kids Headset DC bias voltage required –Telex Battery Pack for Echelon 150, ANR 4105, and ANR 500 Headsets PN 590564 002 The Telex Battery Pack (PN 590564 002) is a reliable power source designed specifically for Telex Echelon 150, ANR 4105, and ANR 500 aviation headsets. This battery pack ensures consistent and uninterrupted operation of your headset's active noise reduction (ANR) features, enhancing communication clarity during flights. Key Features and Benefits: Optimized Compatibility: