SP602E 4 Output SPI Channel Music Controller HW-687 They can drive 15 LS-TTL

They can drive 15 LS-TTL loads at a time

and door phone

240V AC /40A NC (Normal Close) Current  240V AC /30A

Model G212R Brand Pundrik Type 10 Core Shielded Cable Length 90 Meter Outer Color Black Size 7/

Forward Voltage: 2

SP602E 4 Output SPI Channel Music Controller HW-687 They can drive 15 LS-TTLSP602E 4 output SPI channel Music Controller that works with a Bluetooth APP for WS2811, WS2812B, WS2813, WS2815, and WS2818 Addressable LED Strips. It supports both RF remote control and mobile Applications. It supports four various lighting effects, making it appropriate for many different events and catering to a variety of consumer preferences. also supports widely available single wire LED driver ICs. Multi parameter changeable built in effects