... 4.Digital ,amplifier 5.low price and good look .· mini speaker ,panda speakder,Music mobile speakerfor IPOD,MP3 ,MP4 ... player and other digital products ·Portable mini speaker suitable for IPOD,MP3 ,MP4 player, PC & Mobile ... digital products with audio frequency output ·portable speakers with lovely panda shape ·Built-in lithium battery, built-in digital amplifier Supports ...