The traditional recorders from early disc and recording tape to video tape, VCD, DVD, etc have many defects like disrecovery, non-environment-protection, vibration fear, big volume and undivided link of disc head, motor and disc.
The traditional recorders from early disc and recording tape to video tape, VCD, DVD, etc have many defects like disrecovery, non-environment-protection, vibration fear, big volume and undivided link of disc head, motor and disc.
影音播放从最早听音乐的唱片、录音带，到后来的影音磁带、VCD、DVD等，这些产品都存在不可回收、不环保、怕振动、体积大，离不开读头、电机马达和盘片等多方面的缺点。