Jrpzcv Plug and play, for Androids/ mobilephone PC universal, regardless of the brand model equipments Preset a of popular modes. Male to female/female to male/child sound/live with goods/Shouting mai as you switch, sound more lifelike Due to different batches, the appearance, color and printed words of the product , which will not affect the use. Type: Sound card Power supply: high rate lithium battery Battery capacity: 3.7wh Charging voltage: DC5V Working time:5-6 hours after full charge Supported devices: For Android phone, PC, tablet, Support mode: chat, singing, KTV, electric sound, Shouting, evade, reverb, change sound, sound Colour:Black Material:plastic Package Contents: 1 x Voice Changer 2 x Audio connection cable 1 x Charging 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.