Alto Professional

Create a Wireless Connection with any Active Loudspeaker

The easy-to-use Stealth Wireless system from Alto Professional replaces hundreds of feet of audio cable with a reliable wireless connection. Compatible with all active loudspeakers, as well as traditional passive speaker/amplifier setups, this expandable two-channel system delivers interference-free sound.

Save Time. Save Money.
Enjoy faster setups, quicker teardowns, and eliminate complicated or unsightly cable runs, regardless of the venue. The Stealth Wireless system quickly creates a robust, invisible connection from the output of your mixer or DJ controller to the inputs of your active loudspeakers. Theres no need to snake, secure, or hide any cabling during set up. After the show, simply disconnect the system and be on your wayno more tedious cable coiling at the end of the night.

Everything You Need
This complete, ready-to-use system contains a stereo (2-channel) transmitter, plus two single-channel receivers. The transmitter is equipped with XLR+1/4" combo inputs to accommodate nearly any type of mixer or other audio source. Each receiver provides a single XLR output. Two XLR cables are included. The Stealth Wireless also includes an assortment of mounting hardware, used to secure the receivers in place.

Select any one of the 16 reliable UHF channels to minimize interference. The squelch control can be manually set to one of three levels for optimal performance. As your needs change, you can add more receivers to your system with the Stealth Wireless Expansion Pack.


Features:

• Add wireless audio connectivity to any active loudspeaker
• Enjoy faster setups and teardowns
• Eliminate complex cable runs
• Dual-channel transmitter (x1) with two XLR+1/4 combo inputs
• Single-channel receivers (x2) with one XLR output (per receiver)
• Replaces up to 200 feet of console-to-system cabling
• No compromise in audio quality
• Reliable UHF band; 16 selectable channels
• Adjustable squelch eliminates interference
• Grow your system using the Stealth Wireless Expander Pack (sold separately)


Specifications:

TRANSMITTER
Type: Dual Channel Transmitter
RF Frequency: 610 - 640 MHz
Oscillation Type: PLL
Preset Channels: 16 Channels (stereo）
Frequency Response: 50 Hz ~ 17 kHz / 3dB
Bandwidth: 24 MHz or 30MHz
Frequency Stability: 0.005%
Frequency Deviation: 20 kHz
LED Indicators: Power On/Off, Sig/Clip
Power External Adaptor, 12 VDC/300 mA
Output Power: ＜10 mW
Controls: Power Switch; Channel Select; Mono/Stereo Switch
Dimensions: 6.32 x 5 x 4 inches (with antennae)
Weight: 10.2 ounces (290 grams)

RECEIVER
Type: Single Channel Receiver
Preset Channels: 16 Channels
RF Frequency: 610 - 640 MHz
S/N Ratio: ＞100 dB/A
RF Sensitivity: -100 dBm
Image Rejection: ＞70 dB
T.H.D.: ＜ 0.5％ ﹫1kHz
LED Indicator: Power On, RF/AF LED Indicator
AF output Impedance: 660Ω balanced
Squelch: 3-step & Pilot Tone
Operation Voltage: 12 VDC，300 mA
Dimensions: 4.58 x 2.74 x 1.24 inches (with antennae)
Weight (each): 4.15 ounces (117.7 grams)

Includes:

- Stealth Wireless Transmitter
- Stealth Wireless Receivers (x2)
- Power supplies (x3)
- XLR cables (x2)
- M10 screws (x2)
- Machine screws (x2)
- Hook and loop strips (x2)
- User Guide
- Safety & Warranty Manual