About this item Built-in retractable ear receiver It is integrated into the main unit, so you can store your earphones compactly even when not in use. In addition, it is compact and lightweight with a thickness of 0.5 inches (13.7 mm) (not including the maximum protrusions). Weight of about 2.8 oz (80 g) (when using the included AAA batteries). This business card is sized to fit neatly in the chest pocket for walking or commuting Stamina model that can be used for up to 100 hours. *When using Sony AAA alkaline batteries (LR03) The switch button is placed on the top of the body. Simply select your prefecture and preset your local broadcast stations on the button. You can choose between them comfortably even in your pocket. Compatible with wide FM broadcast stations Jaw lever for easy operation Jaw lever is used to easily operate with just a finger on the side of the body Stereo headphones (sold separately) allow you to listen to stereo audio from FM radio Brand Sony Color Black Special Feature Battery compatible Connectivity Technology Auxiliary Tuner Technology FM, AM Style Compact Power Source Battery Powered Radio Bands Supported FM, AM Included Components 1 x AAA battery (trial use), 1 x ear pad, 1 x carrying case Water Resistance Level