【Bluetooth Connectivity】This handheld vocoder can be connected to the accompaniment by Bluetooth, and the wireless connection makes it more convenient for users to use. At the same time, it has a high signal-to-noise ratio (101dB) and dynamic range (106dB), making the output sound clear and layered | 【Monitoring function】You can synchronize the sound effect after changing voice through headphones or the device's own speakers while speaking or sending out sounds. Let the user timely understand their current voice in the state after the voice changer, convenient according to the actual situation to adjust the way of speaking, intonation, etc., in order to achieve a more ideal effect of the voice changer | 【With Three Jacks】This voice changer can be connected to cell phones, microphones, headphones, stereos, tablets, computers and other devices. Three jacks provide more connection and expansion possibilities, such as connecting headphones, microphone and external audio devices at the same time to meet the needs of multiple use scenarios | 【5 Hours Battery Duration】The voice modulator has 500mA/3.7V battery capacity, full charge can be used for about 5 hours, which can meet the demand of longer time use. Mini size, easy to carry, whether it is a gaming game, outdoor or jittery live broadcast and other scenes can be easily carried and used | 【Widely Application】Not only male voice to female voice, female voice to male voice, but also doll voice, magic voice and other rich and diverse voice changing options to meet a variety of creative needs. Suitable for gaming games to enhance the fun, outdoor use to add fun, jittery anchor to show a unique style, K-song to show a different charm, recordings to create | 【One Button Voice Changer】Mini sound card voice changer supports male voice, female voice, baby voice, loli voice to switch freely, support fine tuning, match more voice lines, more vivid voice. Suitable for cell phones and computers, suitable for indoor and outdoor use