Product Name: USB Speaker with Earphone Slot (XH-PS-003) Model NO.: XH-PS-003 Recording Function: Without Recording Function Extended Storage: TF Card Maximum Expanded Capacity: No Memory Inside Special Function: USB Disk Support, Memory Card Support Built-in Battery: Built-in Battery Sound Channel: Single Channel Adjusting Method: Knob Usage: Portable Player, Mobile Phone Speaker Material: metal Amplification Type: Active Color: Pink, Silver, Red, Black to Play USB: Yes to Play TF: Yes to Plug Earphone: Yes Logo Printing: Welcome Factory in: Shenzhen Rechargeable Battery Inside: Yes ODM: Welcome Speaker Power: 2watt Accessories: USB Cable and Audio Cable Trademark: OEM Transport Package: Crystal Case Specification: 52*50*50mm Origin: China HS Code: 8518210000 Product Description This USB speaker is with earphone slot. You could plug your TF card and USB, then you use your earphone to enjoy the music.Specs:1) Pocket-size, high quality stereo sound, built-in digital amplifier2) Built-in lithium battery, 300mAh3) Can material: Aluminium alloy4) Rate power: 2W5) Frequency range: 150Hz-18kHz6) Impedance: 4Ω; Speaker unit: 36mm7) Input voltage: DC 5V8) Frequency response: 50/60Hz9) Interface: Headphone jack output (3.5mm)10)Support USB stick11)Support TF card12)Dimention: 52*50*50mm13)Accessoires: USB cable, audio cable, manual, crystal caseProduct Show:Note: All trademarks and brand names are the property of their owners and here are for reference purpose only!Our products combine the idea of Eco-friendly with High-tech. All the materials are no harm at all and 100% environmental friendly. When you buy our products, you're buying "GREEN and HEALTH" as well.