... PNG, 2.support up to D1 with advanced AJC and PLC Picture slide show support Detailed Product Descriptionvideo phone FeaturesVideo ... 30fpsBandwidth level: 128kbps~1MbpsPowerful video DSP with advanced AJC and PLC Video ApplicationPicture slide show supportPicture-in-PictureCamera block Voice ... 1/iLBC, G.726, G.729AB and GSMAudio Codecs: MP3, AACVAD, CNG, AEC, PLC, AJB, AGCFull-duplex hands-free ...