The SA-USB9RT extension cables solve a common problem for DJs, producers, and mobile performers who need to extend USB connections for audio interfaces, controllers, or portable drives without the bulk of longer cables. These 9-inch Micro-B USB extensions provide just enough reach to route cables cleanly or connect devices in tight rack spaces.

Each cable delivers high-speed data transfer up to 480 Mbps, supporting real-time audio streaming and file transfers without dropouts. The Micro-B male to female design extends existing cables rather than replacing them, making these ideal for temporary setups or permanent installations where you need a few extra inches of reach.

Built with black flexible PVC jackets and strain relief at both ends, these cables handle the constant plugging and unplugging common in live sound applications. The 9-inch length keeps connections tight without excess cable cluttering your workspace. RoHS compliance ensures these meet professional installation standards.

Use these for extending connections to USB audio interfaces in cramped DJ booths, reaching USB ports on the back of rack-mounted gear, or providing clean cable routing for tablet-based mixing setups. They're particularly useful for mobile DJs who need to position controllers slightly away from laptops or for churches running USB connections to recording devices.

Your purchase includes two extension cables, giving you spares for multiple setups or backup connections. Each cable weighs just 0.02 pounds, adding minimal bulk to your gear bag. Seismic Audio backs these cables with a one-year warranty and ships them ready to solve your USB reach problems.

Technical Specifications

Frequently Asked Questions

What devices are these USB extension cables compatible with?

These Micro-B USB extensions work with any device that uses a Micro-B USB connection, including many USB audio interfaces, digital mixers, portable hard drives, and some DJ controllers. They extend existing Micro-B USB cables rather than replace them, so you'll need a standard USB-A to Micro-B cable to complete most connections to computers or power sources.

Can I use these cables for audio interface connections without signal loss?

Yes, these cables support high-speed data transfer up to 480 Mbps, which is more than sufficient for multi-channel audio streaming. The 9-inch length minimizes any potential signal degradation, making them suitable for professional audio applications where consistent data flow is critical.

Are two cables enough for a typical DJ or live sound setup?

Most users find two cables sufficient since you typically only need one or two USB extensions in any given setup. Having a pair gives you flexibility for setups with multiple USB devices or provides a backup cable. For larger installations requiring multiple USB connections, you may want additional pairs.

How do these compare to longer USB extension cables?

The 9-inch length is specifically designed for tight spaces and clean cable management rather than spanning long distances. Unlike 3-foot or 6-foot extensions that can create cable clutter, these provide just enough reach for rack mounting, DJ booth setups, or positioning devices slightly away from laptops without excess cable.

Will these work with USB 3.0 devices?

While these cables use USB 2.0 specifications with 480 Mbps transfer rates, they're backward compatible and will work with USB 3.0 devices. However, you won't get USB 3.0 speeds - the connection will operate at USB 2.0 rates, which is still sufficient for most audio applications and many data transfer needs.

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer. For more information, go to: www.P65Warnings.ca.gov