Specification: Item Type: BT Speaker Microphone Set_x000D_Material: ABS_x000D_Speaker Parameters:_x000D_BT Version: 5.0 Version_x000D_Memory Card: Maximum Support 32GB (Not Included)_x000D_Speaker Diameter: Approx. 57mm/2.2in_x000D_Speaker Power: 6W_x000D_Frequency Range: 20HZ-20KHZ_x000D_Reverb: Aftersound Effect Reverb_x000D_Built in Battery: Lithium Battery 2000mAH_x000D_Charging Time: About 2.5 Hours_x000D_Microphone Parameters:_x000D_Pickup: Back Pole Condenser Microphone_x000D_Built in Battery: Lithium Battery 1200mah_x000D_Frequency Range: 20HZ-20KHZ_x000D_Charging Time: 3.5 to 4 Hours Features: 1HD Stereo: Bluetooth speaker microphone set with sound driver and advanced digital signal processor for clear sound, moderate volume and no noise. Press and hold the volume button when playing music, easy to adjust the volume. 2Sound Change: Bluetooth karaoke machine has 6 kinds of sound effects, standard, KTV, female voice, male voice, baby voice, a variety of sound change, one button to switch, bring more fun. Perfect for family outdoor party, classroom, speech, etc. 3Multifunctional: Karaoke speaker with built in Bluetooth 5.0 chip for wireless transmission and fast pairing, providing more stable transmission and longer distance. It also supports small memory cards, USB connection, and can also charge cell phones and microphones. 4Small And Portable: Wireless karaoke speaker and mic for your smart devices, TV, tablet and PC, mini size, dose not take up space, easy to carry, whether at home or traveling, you can put it in your car, suitcase or bag. 5Long Battery Life: This karaoke speaker has built in high capacity 2000mAh rechargeable battery for 5 hours of continuous music playback and a microphone with a high efficiency 1200mAh rechargeable battery. PackageList: 1 x_x000D__x000D_BT Speaker 1 x Microphone 1 x Charging Cable 1 x Instruction Manual