Feature:1. MULTI BAND: Aviation radio provides multi band reception, including FM, MW, SW, AIR, VHF and more. Built in 2000mAh rechargeable battery for long battery life.2. ADVANCED TECHNOLOGY: Multi band radio uses DSP and digital demodulation radio chip to provide sensitivity, selectivity, noise ratio and anti interference ability.3. MULTIFUNCTIONAL: This multi band radio supports Bluetooth, Memory Card, AUX IN playback, AUX OUT sound output. Compatible with a variety of devices.4. POWERFUL SOUND QUALITY: Dual strong magnetic 16 core high power speakers, support a variety of sound formats, provide full range shock and BASS sound effects.5. EASY TO CARRY: Air band radio receiver with built in flashlight lighting and SOS alarm emergency function, suitable for outdoor travel and emergency situations.Specification:Item Type: Multi Band Radio Material: ABSReception Range: FM: 64-108MHz VHF: 30.000-199.975MHz MW: 520-1710kHz SW: 3.20-21.95MHz AIR: 118-138MHz WB: 162.400-162.550MHz Reception Sensitivity: FM8dB VHF8dB MW: 86dB SW: 40dB AIR: 8dB Static Current: 10uA Maximum Current: 720mA Speaker: Diameter 52mm/2.0in 4 5W SNR: FM, VHF: 48dB MW: 30dB SW: 40dB AIR: 48dB Number of Stored Channels: 995 BT Version: VER 5.0 BT Receiving Distance: 20m/65.6ft Minimum Operating Voltage: 3.4V External Input Voltage: DC.5V Battery: 18650 Lithium Battery 2000mAh (Included) Memory Card Playback Formats: Support play formats of MP3, WMA, WAV, APE, and FLAC Maximum Memory Card Capacity: 256G(Not Included).Package List:1 xMulti Band Radio1 x Charging Cable1 x Shoulder Strap1 x Screwdriver2 x User Manual1 x Cleaning Brush1 x Storage Bag