Ultra Speed USB3.0 4 Ports Hub with SwitchProduct Features: GL3510 high performance master chip, extending 4 USB3. 0 high speed interfaces Features: 1. Compact and lightweight, easy to carry 2. High speed USB3. 0 4 port HUB 3. Each port of 4 port HUB has one independent switch, saving energy and environmental protection; 4. Each port of the 4 port HUB has a power indicator light, which is more convenient to use; 5. 4 port USB interface supports hot swap, plug and play, easy to use 6.

Speaker specifications: 40mm 19U 32 ohms

and making the picture more clearly and beautiful In addition

Upper Material:PU

Multi-protection detection technology design

configured by jumper

Adopt 8 headphone jacks design without interfering with each other (4x3

One Package Size 20cm * 10cm * 1cm / 7

stable signal and high adaptability

Audio: 2 x speakers+Dolby Atmos

13 Bright LEDs: Equipped with 13 high-quality LEDs

The product has short circuit protection

Bluetooth: BT