The new product, portable high definition video recorder. Screen Size: 2.5?3.5? Support to joint outer camera and TV-set, with the high-resolution photography. Produce images that are sharp and finely detailed. The mini-style video is convenience to take, applicable to the special occasion of investigating and getting evidence. Protable High Definition Video Recorder Video Input: 1 channels (PAL, NTSC), RCA (1.0Vp-p, impedance: 75) Audio Input: 1 channel,RCA ( impedance: 1k) Playback Resolution:720*576(D1), 720*480(D1)