Synido is an audio equipment brand founded in 2021 that designs gear aimed at content creators, streamers, podcasters, and home producers. The company is based in Hong Kong and operates under parent entity Sellfast E-Commerce Co., Limited, selling direct-to-consumer through its own site and marketplaces like Amazon.

The product lineup centers on compact, budget-friendly USB audio interfaces and MIDI controllers. Interface offerings include the Live Solo, Live Duet, Live 005 MK2, Live 100, Live 500 MK2, and the Live Dock A30, many of which are marketed as all-in-one podcast sound cards with built-in sample pads, XLR inputs, and 48V phantom power. On the MIDI side, Synido makes the TempoPAD line of pad controllers (C16, P16, Z-1) and the TempoKEY series of keyboard controllers (K25, W25), with several models offering wireless connectivity.

The brand positions itself toward younger creators producing music and video content rather than the professional studio market, emphasizing portable, colorful designs at entry-level price points. Synido has exhibited at the NAMM Show and maintains an active presence on YouTube and Instagram where it publishes product demos and tutorials.

Synido has 1 product cataloged on Equipboard, including MIDI Keyboard Controllers.