Feature 1 Loud Sound: The radio music player has square level volume, rocking the house. Using diaphragm horn, 3W power, volume over 120 decibels. 2 Long Battery Life: This multimedia music player built in 1000mah large capacity lithium battery. Improved battery life. 3 Stable Transmission: Wireless bluetooth connection, wide range of stable transmission. Bluetooth version 5.0, up to 10m/32.8ft stable connection range. 4 Multifunction: The radio CD player support memory card playback, support full band broadcast reception, support NOAA weather forecast. 5 Compact Size: The digital radio is small size, flexible and portable. It's easy to take with you when you travel.Item Type: Radio Music PlayerMaterial: ABSReceive Range: MW:522-1620KHZ(Medium Wave Step Value 9KHZ520-1710KHz(Medium Wave Step Value 10KHZ)FM: 87-108MHZSW:5.70-17.90MHZWB:162.400-162.550MHZReceive Sensitivity:FM:8dBMW86dBSW32dBQuiescent Current: 60uAMaximum Current: 650MASpeaker: 4/3WSNR:FM:40dBMW:30dBSW >40dBBluetooth Version: VER 5.0Bluetooth Reception Distance: 10m/32.8ftMinimum Operating Voltage: 3.4VExternal Input Voltage: Direct Current: DC5VBuilt In Lithium Battery: BL5C Lithium Battery: 3.7V 1000mAhIncludeMaximum Memory Card Capacity: 256G(Not Include) Package List1 x Radio Music Player 1 x Lifting Rope1 x Charging Line1 x Description