Product Details: Portable Wireless Speaker Specifications 🔊 Sound Mode: 3D surround sound mode 📦 Category: Loudspeakers 🏠 Use: Home ⚡ Input Power: <25W 🎙️ Voice Control: No 💧 Waterproof: No 🤖 Intelligent Personal Assistant: None 🎚️ Audio Crossover: Wide range 🔈 Number of Speaker Boxes: 1 🔌 Power Supply: USB 📡 Communication: USB, Bluetooth 🔉 Speaker Type: Portable 🔧 Cabinet Material: Metal 🔋 Power Supply Mode: Built-in lithium battery 🔄 Frequency Response Range: 60Hz-15KHz 🎶 Playback Format: MP3, WMA, WAV 📻 Radio Function: None ⚖️ Product Weight: 0.07 kg 📺 Display Screen: None 🔊 Number of Horns: 1 📜 Type of Patent: Industrial design patent 🎚️ Speaker Adjustment: Key 💧 Waterproof Grade: Not waterproof 📱 Does App Support: Yes 📢 Function: Plug-in card, voice prompt, call function, 18751933 🔋 Power Mode: USB 🔋 Built-in Battery Capacity: 300 mA - 500 mAh