Material: PlasticColor: BlackPower Supply: 1 * 3.7V 300mAh lithium batteryBattery Energy: 3.7whBattery Life: about 3~4 hours (at full charge)Charging Input: DC 5V / 1ASignal to Noise Ratio: 106dBDynamic Range: 106dBSound Effects: Original Sound+Magic Sound+Germination+DeepVoice Change: Male to Female+Female to Male+Loli+Baby VoiceSize: 7.5*5*1.1cm / 2.95*1.97*0.43inFeatures:This mini voice changer comes with 4 sound effects and 4 voice changes, so that you can enjoy sound changing as you please.Mini size and light weight, convenient to carry and store. Plug and play, simple to operate.Comes with a audio cable with 3.5mm interface; if there are some devices with different interfaces, you can use a conversion line to help connect (NOT included).With a built-in 3.7V 300mAh lithium battery, it can be recharged through the equipped micro USB cable.Compatible with most smartphones, PCs, tablets, game consoles and so on. Applicable to online karaoke, online chatting, live streaming, etc.Packing List:1 * Mini Sound Changer1 * Audio Cable1 * USB Charging Cable1 * User Manual note:Due to the difference in light and screen, the item's color may be slightly different from the pictures.Allow 0.5-2cm differences due to manual measurement.