Support UHF tag protocol ISO18000-6C Support ios, android and other intelligentsystem platforms. interfície de comunicacions: 3.5mm audio interface (common headphone jack) distància de lectura: 50cm（depend on tag size） Work time: continuous 3 hores,query over 30000 vegades. Capacitat de la bateria：550mA Charge method：USB 5V/0.5A，charge time 2 hores. Work environment temperature: -20℃~+60℃ Material: ABS+PC engineer plastic. mida：42×48×15mm Weight：35g