For iPhone 15 Pro Max Ring Kickstand Silicone Phone Case(Light Purple) Filter-VGA Extender it can be connected to

it can be connected to headsets

Built-in battery: 400mAh polymer lithium battery

Weight: 287g

PCIE x 1 A RS232 Serial Port Card 8DB9 can use the idle PCIE x 1 socket on your motherboard to expand 8 RS232 serial ports used for automatic system manufacturing and system integration

Manual Focus 4*Zoom 2

For iPhone 15 Pro Max Ring Kickstand Silicone Phone Case(Light Purple) Filter-VGA Extender it can be connected to1. 360 Degree Ring Kickstand: Built in 360 degree rotatable ring holder fits can easily rotate to the angle you need, as a kickstand for hands free viewing. It can be worn comfortably on your fingers, providing higher security when holding the phone. 2. Material: Made of soft and durable liquid silicone material, skin friendly feel is smooth and comfortable. 3. Full body protection: It fully protects the equipment from general scratches, dirt and