Bose A20 Aviation 2010-2015 Owner's guide - Page 6

Introduction Congratulations on your purchase of a Bose® A20® Aviation Headset. The Bose A20 Aviation Headset is our most advanced aviation headset yet. It delivers significantly increased noise reduction and provides a more comfortable fit, without compromising the clear audio you expect from Bose. Plus, it offers auxiliary audio input and is available with Bluetooth® compatibility. What's included Each Bose A20 Aviation Headset is supplied with a control module, cable, and carrying case. The type of control module and end-plug configuration depends on the options you chose for your headset. There are two options for the control module: • Control module with Bluetooth compatibility • Conventional control module There are several end-plug configurations for the headset. Your headset falls into one of two general categories: • Battery powered: Operates with battery power only. • Dual powered: Operates with either aircraft or battery power. No battery needed when connected to aircraft power. 6 - English