Specification	CR35	CR38	CR36	CR30
DDR/RAM	1GB	1GB	1GB	1GB
EMMC/ROM	16GB	8GB	8GB	8GB
OS	Android 9.0/Android 11.0 optional	Android 9.0/Android 11.0 optional	Android 9.0/Android 11.0 optional	Android 9.0
Projection technology	Full sealed & Dustproof LCD	Full sealed & Dustproof LCD	Full sealed & Dustproof LCD	Full sealed & Dustproof LCD
Average screen brightness	350ANSI lumen	400ANSI lumen	900ANSI lumen	200ANSI lumen
Display Contrast Ratio	1500:1	2000:1	2500:1	1200:1
Life of LED bulb	30,000 hours	30,000 hours	30,000 hours	30,000 hours
Native resolution	1920*1080P	1920*1080P	1920*1080P	1280*720P
Aspect Ratio	Default 16:9	Default 16:9	Default 16:9	Default 16:9
Projection distance	1.1-3.5 meters (30-120 inch)	1.1-3.3 meters (40-120 inch)	1.1-3.3 meters (40-120 inch)	1.1-3.5 meters(40-120inch)
Projection ratio	1.37:1	1.25:1	1.23:1	1.44:1
Image Correction	Electric	Auto	Auto	Auto
Focus	Manual	Auto	Auto	Auto
WIFI	2.4G	2.4G/5G	2.4G/5G	2.4G/5G
BT	BT4.0	BT4.2	BT4.2/5.0	BT4.2
Speaker	4Ω/3W *2	4Ω 5W*2	4Ω 5W*2	4Ω 3W*1
Connections	1power, 1USB, 1HDMI, 1AV&AUX	1power, 1USB, 1HDMI, 1AV&AUX	1power, 1USB, 1HDMI, 1AV&AUX	1power, 1USB, 1HDMI,1AV&AUX
Working voltage	AC 100-240V /50-60hz	AC 100-240V /50-60hz	AC 100-240V /50-60hz	AC 100-240V /50-60hz
Power consumption	57W	60W	180W	45W
Battery capacity	2600mah built-in battery optional	No battery	No battery	No battery
Noise level	32db	35db	40db	25db
Product size	110140150mm	141125192mm	214141219mm	128100157mm
Net Weight	950g	1.1kg	2.1kg	800g