1、[Easy To Use] Plug and play, very convenient. Simply connect this voice changer to other devices and the sound will change as you do. Small and portable, perfect for indoor and outdoor use. 2、[Noise Reduction] One key intelligent noise reduction, effectively filter out AC interference, shield the external environment noise, sound signal is clearer and more stable, the sound is cleaner. 3、[Stable And Clear Signal] Voice changer sound card uses an intelligent processing chip to adjust the rhythm, the signal is stable and clear, and the output is better. Support one key to eliminate the original song. 4、[BT Compatible] Professional live sound card, support BT compatible wireless. Support 4 people, dual microphone dual headphones, cell phone computer synchronization recording. 5、[16 Sound Effects] This sound card mixer has 16 kinds of special effects ambience, a new warm up ambience sound effects, active your live room ambience, so you are no longer embarrassed in between live. 6、[Applications] Live sound card supports 99 percent of APPs on the market, compatible with cell phones, computers and tablets. For DJ, condenser microphone, online karaoke, podcast microphone, Karaoke, live for Youtube streaming, guitar, etc. 1 x Live Sound Card2 x Sound Cable1 x Data Cable1 x Instruction Manual Item Type: Live Sound CardMaterial: ABSColor: BlackBattery Type: Built in 1800mAh Lithium Ion Battery (Included)