Best AM/FM/SW1/SW2 STRONG RECEPTION - Retractable Copper Telescopic Antenna for strong and stable reception. Frequency reception range- FM 87.5-108MHz and AM 520-1710KHz. SW 3.5-23MHZ Easy to use:large letterseasy-to-read clear radio with precise easy tuning.Big tuning knob for easy operating for everyone High Quality Sound:Built-in Big speaker for louder sound, also a headphone 3.5 mm jack for private listening. Flexiable Power Options: 120V AC Power Cord included for indoor use or 2X D Size Batteries powered radio (Battery Not included) or built-in rechargeable batteries for outdoor portable use. Portable size Design: L 6.3x H 2.16 x W 4.33 inch, this AM/FM/SW1/SW2 radio is very good companion for your indoor or outdoor activities