
Syba Sonic 24bit 96KHz USB DAC Stereo Headphone Amplifier 2 Stage EQ Digital/Coaxial Output and RCA Output SD-DAC63116
Operation Amplifier: Ti Lm358

Syba USB 24 Bit 96 KHz DAC Digital to Analog Headphone Amplifier 2 Stage EQ Digital/Coaxial Output and RCA Output (SD-DAC63118)
Easy Plug and Play. No Driver or Software Installation Required (Except for S/PDIF output)

Syba 96 Khz 24 Bit DAC USB-C Tupe C Audio Sound Adapter to 3.5mm Headphone Amplifier 3 Level Eq SD-AUD20223
Improves your headphones' Audio dynamic effects. Extremely lower power audio playback and exceptional high quality sound. Supports Android profile in-line volume control and microphone function headphones.

Syba USB 2.0 24 bit 96KHz DAC and Headphone Amplifier with 3 Present EQ Bass Boost 3.5mm and S/PDIF Windows/MacOS/Linux/Android PS3 PS4
EQ Switch: Bass Boost, Direct, Treble Boost

Syba USB 24 Bit 96 KHz DAC Digital to Analog Headphone Amplifier 2 Stage EQ Digital
Coaxial Output and RCA Output SD-DAC63057
Easy Plug and Play. No Driver or Software Installation Required (Except for S/PDIF output)

Syba Sonic SD-DAC63106 Stereo 3 Band Tone Control Pre-amp and Headphone Amplifier
Quad Op-Amp design

HELM Audio Bolt DAC/AMP
USB-C Portable High-End DAC/Headphone Amplifier with MQA Playback. Mobile Studio Sound for Android, iOS and PC. USB-C to 3.5mm Audio, THX Certified
THX CERTIFIED AUDIO OUTPUT: Exclusively designed for ultra-low harmonic, crosstalk & crossover distortion. Unlike other mobile MQA-DAC designs, the HELM BOLT physically isolates the DAC from the USB connector for improved EMI isolation, and uses a three oscillator design for superior frequency lock with dramatic improvements over single oscillator DAC designs.

Syba external USB Stereo Sound Adapter for Windows
Mac, Linux Extra Audio Source with 3.5mm Audio Mic Jack C-Media Chipset
Compliant with USB Audio Device Class Specification 1.0, Compliant with USB HID Class Specification 1.1

Syba Dual 2.5 Gigabit Ethernet PCI-E Network Expansion Card RJ45 LAN Adapter Low Profile Bracket SD-PEX24066
This pci-based 10/100/1000/25000 Dual 2. 5 Gigabit Ethernet network adapter card provides a simple connection to two 2. 5 Gigabit Ethernet network, and is fully compatible with 802. 1Q virtual LAN (VLAN) tag. And Ethernet card which Is compliant to IEEE802. 3, IEEE802. 3U & IEEE802. 3ab.

IO CREST Syba SD-PEX20199 USB 3.1 & 3.0 5Gbps Multiport PCI-Express Host Card Green
Comes with low-profile bracket