Alto Professional Stealth 1 Mono UHF XLR Wireless System

Make any XLR connection wireless -- including dynamic mics, powered speakers, or outboard gear -- with Alto Professional's Stealth 1 UHF XLR wireless system.

Put wireless wherever you need it. Stealth 1 is the portable UHF mono wireless system that every live sound engineer needs in their arsenal. With Stealth 1 any XLR connection can quickly and easily become a wireless one -- mixers, powered speakers, outboard gear, and even dynamic microphones. Stealth 1 has a feature set that ensures your needs are covered. With a range of up to 100+ft (line of sight) you have the freedom to roam cable-free. With 16 selectable UHF channels you can avoid pesky interference. And with unlimited running time via USB and 4+ hours running time using a single AA battery you can count on Stealth 1 to last through your entire set.


- 16 Selectable UHF channels
- 4+ hour run time using a single AA battery
- 100+ ft. range (line of sight)
- Power via USB for unlimited run time
- Mic and line level signal compatibility
- Single-frequency mono operation
- Versatile, compact, and convenient
WARNING: Cancer and Reproductive Harm -

-Dimensions (WxDxH):
- -RX: 0.87" x 4.0" x 0.9" / 22.0 x 102.5 x 22.9 mm
- -TX: 0.87" x 4.5" x 0.9" / 22.0 x 114 x 22.9 mm
- -RX: 0.057 lbs. / 26 g
- -TX: 0.07 lbs. / 32 g
-*UHF Channels: 542-566 MHz (US/CA/AU/NZ)16 channels, 863-865 MHz (EU/UK, 9 channels)
-Wireless Range: 100+ feet (30 m) (line of sight)
-Battery Type: 1x AA battery per unit
-Battery Life: 4+ hours
-USB Power: 5V, 150 mA
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 0.28 lbs
Shipping Dimensions: 7 x 6 x 1 in
Manufacturer Part Number (MPN): STEALTH1
Warehouse Resealed
Shipping Weight: 0.28 lbs
Shipping Dimensions: 7 x 6 x 1 in

Consumer Alert

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCC's wireless microphone website at

NOTE: None of the wireless systems we carry are capable of violating the FCC guidelines stated above. We are presenting this information as a matter of legally required disclosure.

For support or warranty questions, please contact the manufacturer:
Phone: 401-659-8135


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