Feature 1 Robot Shape and Plastic Shell: The speaker adopts a robot shape with a cute shape and can be used as a living room or bedroom decoration. The exterior is made of environmentally friendly ABS plastic, the surface is sprayed. 2 Wide Compatibility: Using 3.0 Bluetooth chip, faster and more stable connection. Fully compatible and supports all Bluetooth products, such as notebooks, mobile phones, and tablets, not restricted by for iOS, for Andriod, for WIND10 and other system platforms. 3 Stereo Surround Sound: Using stereo surround sound, 5W power amplifier, 53mm suspension speakers and 360 closed design, it creates powerful bass and rich and pleasant midrange. (not equipped with AUX audio cable and external microphone.) 4 Portable Power Bank: Built in 2200mAh lithium battery, support to supply power to external devices, while using the robot speaker, you can connect USB night light, USB fan and other USB external devices to the speaker. Easy to carry when you go out. 5 Multifunctional Player: Supports up to 16G memory card playback for MP3 music playback, AUX input interface to connect wired player equipment, support voice call. An external microphone can be connected through 3.5mm audio jack, adding a karaoke function.Item Type: SpeakerMaterial: ABSModel: M10Output Power: 5WImpedance: 4Speaker Unit: 53MM Magnetic Suspension Speaker Frequency Response Range: 150Hz-20KHzBluetooth Version: 3.0+Receiving Distance: Approx. 15-20m / 49-66ft in a straight line without barriersFrequency: 2.402-2.48GHzDistortion: <1%-2%Input Voltage: 5VBattery Capacity: Built in 2200mAh lithium battery (included)Receiving Audio Frequency Segment: 87.5-108MHzBasic Functions: Portable power bank, Bluetooth player, Memory card playback, AUX input, voice call, MP3 playback, USB one line communicationScope of Application: Family, outdoor, entertainment, party, etc. Package List1 x Bluetooth Speaker1 x Data LineNoteThis smart Bluetooth speaker is not equipped with AUX audio cable and external microphone, if necessary, you can equip it by yourself.