ViewSonic M1+_G2 Ultra Portable LED Projector (M1PLUSG2) - Brightness: 300 (LED Lumens), Contrast Ratio: 120000:1, Resolution: 854x480, Connectivity: Input: HDMI: 1, (HDMI 1.4/ HDCP 1.4), USB Type C: 1 (5V/ 2A), Audio-in (Bluetooth): 1 (BT4.2), USB Type A: 1, (USB2.0 Reader), SD Card: Micro SD (32GB, SDHC), Wifi Input: 1 (5Gn), Output: Audio out (3.5mm): 1, Audio-out (Bluetooth): 1 (BT4.2), Speaker: 3W Cube x 2, USB Type A (Power): 1 , (USB2.0 - 5V/1A,, share with USB A Input)