Input/Output: Auxiliary Battery capacity [mAh]: 500mAh Maximum wireless range [m]: Less than10m Touch screen: None Sound effect mode: HD sound effect mode, 3D surround sound effect mode, immersive sound effect mode, stereo mode, standard mode, game mode, others Category: Speaker Usage: home Tweeter type: Electrostatic Bluetooth version: 5.3 Input power (W): Less than25W Active Noise Cancellation: Active Impedance: 4 ohms Voice control: None Frequency range: other Support APP: Yes Support memory card: yes Audio frequency division: full frequency Power supply: DC Channel: 2 (2.0) Communication : AUX Speaker type: portable Type 1: Shower speakers Type 2: Speaker Type 3: Speaker Type 4: Wireless Speaker Type 5: Mini Speaker Type 6: Portable Speaker : Speaker Bluetooth Type 8: professional audio speaker Type 9: Mini Music Speaker Material: abs colour: Gray Package Contents: 1 x Bluetooth speaker 1 x Data cable 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.