HY300 PRO Smaller than HY300. -Native 1280 720P support 4K 260 ANSI with 5W HIFI speaker built-in. 260 ANSI Support 4K Display. • BT5.0 Bluetooth Support : With built-in BT5.0 Bluetooth support, this projector allows you to wirelessly connect your devices for a hassle-free data transfer.