Applicable to: TVs and 3D projectors with Bluetooth 3D signalsLeTV X3-50 Lenovo 17TV55S9i and 17TV55iCompatible with: Epson, Samsung, Sony, Sharp, Toshiba, Konka, TCL, etc. Bluetooth 3D TVFor Epson EPSON 3D Bluetooth ProjectorFor Sony models HW48ES/HW68ES/VW328ES/VW528ES/VW558VW328VW268VPL-VW300ES/VW500ES/VW350ES/VW1100ESApplicable to the following domestic licensed products:CH-TW5200 EH-TW5210 EH-TW5300 EH-TW5350 EH-TW6200 EH-TW6600 EH-TW5810C EH-TW6510C EH-TW6515C EH-TW8510C EH-TW8515C EH-TW9510C EH-TW7510C EH-TW5910 EH-TW560CAlso suitable for the following foreign regular models:EH-TW3020 EH-TW3020E EH-TW5020UB EH-TW5020UBE EH-TW6010 EH-TW6100 EH-TW8100 EH-TW510 EH-TW5200 EH-TW550 EH-TW8200 EH-TW7200EH-TW9200 EPSON Home Cinema5030UB EPSONHome Cinema 2030UB TW9100, 5020E, 6020...2. 3D TVs that support Bluetooth technologyProduct Features:1. Powered by USB rechargeable lithium battery, it can be used for 40 hours after full chargeabout.2. Use the USB cable to connect the glasses to charge.3. BT Bluetooth signal transmission.Product acessories:1 USB cable, instruction manual, cleaning cloth;