Model: A30 Control range：1024*512, Widest 3840, Highest 2048, Memory：4GB Audio output：Support Asyn large display sending card A30(sending receiving system), A30 (sending card). Max support 520,000 pixels LED display. Support HD video hardware decoding. Support 3G/4G/Wi-Fi Internet management Contact 88 01840951274, 01825559444
