Features1. Large screen: Innovative 4.3 hour large screen display design, subverting old radios and leading the new trend of full band radio reform.2. Strong signal: An external extended frequency receiving antenna (about 53 centimeters) enhances the effect of the radio channel, and the campus broadcast frequency band (70-108NHz).3. Exquisite design: One handed grip, unique portable design, weighing only 350g, ergonomically designed, comfortable grip. The humanized hanging rope design makes outdoor activities less likely to fall off, making travel convenient.4. Bluetooth version 5.0: Bluetooth version 5.0 has stronger signals, more stable transmission, and is not limited by cables, enjoying an effective distance of 10 meters.5. Support USB and TF playback: First, download the songs, videos, pictures, and e-books to the USB drive, then insert the USB driveTF into the corresponding slot to play.SpecificationProduct model: F50Speaker configuration: 2.5-inch internal magnetic speakerRated power: 5WFrequency response: 100Hz-18KHzBluetooth version: 5.0Battery usage: 18650 lithium battery (1200mAh x3)Input power supply: DC 5V1ABody dimensions: L162.6 x W33.5 x H88.9mmBasic functions: BTTFUSBDigital song on demandLossless music playbackVideoMedium waveShort waveMenuBack buttonChannel adjustment function.Basic functions: radio support for campus broadcastingFrequency range: 70-108MHz, headphone jackvolume knobMaterial: PlasticColor: Military Green, GreyProduct size: 16.3 x 8.9 x 3.35 cmPacking size: 22 x 13 x 6 cmWeight: 578 gPackage Include:main engineType-C interface charging cable18650 lithium battery(12000mAh x3)Hanging ropeinstructionsWarranty CardCertificate of conformity