1. The AM Model Is A Dual-Band Radio 2. Super Long Battery Life, Built-In 800mah High-Capacity Removable Lithium Battery, Super Long Standby, Continuous Playback For More Than 12 Hours 3. The Maximum Expansion Is 64g. It Adopts One-Line Communication Technology To Quickly Update Tf Card Audio Data Online. It Eliminates The Need For Multiple Ports To Read Audio Sources In The Card. The Exquisite Tf Card Slot Can Perfectly Read Audio Sources In The Card. It Supports Up To 64g Expansion. There Is A Huge Amount Of Music To Listen To All At Once. 4. High-Quality Environmentally Friendly Materials. The Body Is Made Of Abs+Pc Materials, Which Is Stronger And More Wear- Than Other Radios. 5. Removable Large-Capacity Battery, Which Can Be Replaced And Recharged For Repeated Use, So You Can Listen To Music Without Interruption. Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:As Shown Material: ABS+PC Battery Life: 2-3 Hours At Maximum Volume, 4-8 Hours At 1/3 Volume Package Contents: 1x Radio(without TF card) 1x Charging Cable 1x English Instruction Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.