Wireless MKII Expander Pack
The Alto Stealth Wireless MKII Expander Pack is the fastest way to widen the reach of your existing wireless audio system. By adding a dedicated single-channel UHF receiver, you can power additional loudspeakers, cover overflow areas, or create seamless multi-room zones.
Effortless System Growth
Firstly, whether you are scaling up for a larger venue or simply need audio in another room, the Alto Stealth Wireless MKII Expander Pack answers. Just tune to one of the 100+ available channels, link, and enjoy interference-free sound up to 200 feet away.
Professional-Grade Reliability
Additionally, operating in the robust UHF spectrum, this receiver features an adjustable squelch circuit that suppresses unwanted noise. Moreover, the detachable antenna enhances signal integrity. Meanwhile, the clear LCD screen keeps you informed of channel and signal status at a glance.
Compact Yet Fully Featured
At under half a pound, the Alto Stealth Wireless MKII Expander Pack fits comfortably on any tabletop or rack shelf. A balanced 1/4″ TRS output connects directly to powered speakers or mixers, and the supplied 12 V DC adapter ensures consistent power night after night.
- Expand Alto Stealth Wireless MKII coverage without extra cabling
- Single-channel UHF receiver with 100+ selectable channels
- Adjustable squelch and detachable antenna for pristine signal
- Up to 200 feet operating range and clear LCD status display
- Includes power supply—ready to deploy out of the box

