The OSD Audio 4 Zone Speaker Selector is a great way to distribute sound to four listening zones and channels. It has a dual source with black brushed aluminum finish and up to 70 Watts per channel with protection engaged.

Optimal Speaker Design is engaged in the design, engineering, and distribution of high-quality home and commercial audio products. Our products range in complexity from simple in-ceiling speakers to whole house audio systems—all with beautiful styling and high-end sound quality.

Our U.S.-based research, development and design team, is supported by a network of cutting-edge acoustical, mechanical and electrical engineers. Together, we create products that combine the latest technology with ease of use for a quality sound experience.

With extensive product and application knowledge, our exceptional team provides you with custom solutions to create the perfect audio solution.

This 7.2-Channel 4K Ultra HD network AV receiver Features Dolby Atmos and DTS: x object based surround sound. Download the free Music Cast controller app on your smart device to make access your music library and streaming music services easy. Add audio in up to 9 additional rooms with Music Cast wireless speakers or other Music Cast devices. Wi-Fi, Bluetooth and airplay wireless connectivity, a phono input for vinyl playback and zone 2 audio provide added system versatility.

Sherwood America RX-5502 AM/FM Receiver RX-5502 Stereo Receivers

Features: 6-channel amplifier system compact desktop audio receiver design built-in Bluetooth for wireless audio streaming FM radio tuner with digital LCD display front panel button control center audio source input mode selector connect & playback audio from external devices headphone jack with independent volume control (2) 1/4” Microphone input jacks built-in microphone talk-over function (Mic1 only) MP3 Digital Audio File Support USB flash drive & SD Memory Card readers push-type speaker connectors aux (3.5mm) input jack REC + Subwoofer output RCA (L/R) Connectors audio input RCA (L/R) Connectors short circuit & over voltage protection audio Configuration settings: treble, bass, Master volume, echo, mic volume, mic tone convenient audio source control for home or office use

Denon AVR X1300W 7.2 network AV receiver with Bluetooth and built in Wi Fi. 6 x HDMI inputs and single output. Dolby Atmos and DTS: x (via future firmware update) capability. 4K full rate pass through, 4: 4: 4 pure color, HDR and HDCP2.2 support. Odyssey MultEQ XT room calibration. Front panel USB input. Internet radio and access to music streaming services. Airplay. Ios connection sharing. Eco mode.

Invest in class-beating surround-sound rather than Features you mightn’t need with the Onkyo TX-SR383. seven discrete analog Amps powered by a high-output transformer let you connect front height or rear surround speakers, expanding to a 7.2-Channel layout. Experience native high-resolution 7.1 DTS-HD Master audio and 7.1 Dolby TrueHD soundtracks from blu-ray disc and more, while accueq-calibrated speakers assure clear and accurate imaging. Alternatively, distribute audio entertainment to speakers in another room via powered zone 2 outputs while retaining a 5.2-Channel setup in your media room. HDMI terminals support 4K/60p video, HDR, BT.2020, and HDCP 2.2, and a rear output powers select HDMI media streaming sticks. For music, enjoy lossless cd-like audio transmission via Bluetooth technology from your Qualcomm aptx-ready mobile or PC. The TX-SR383 makes daily entertainment a satisfying multi-sensory experience at the right price. Assembled Product Dimensions (L x W x H) 32.50 x 33.45 x 32.60 Inches

Pyle Model : PTA62BT.5

Bluetooth Home Audio Amplifier, 6-Ch. Audio Source Stereo Receiver System with FM Radio, MP3/USB/SD/AUX Playback (750 Watt)

Features:

Bluetooth Connectivity:

What’s in the Box:

Technical Specs:

This 750-watt amp brings music to the living room with crystal clear clarity. With plenty of inputs, you won’t find this amplifier lacking. It features a built-in FM radio with digital LCD display. It’s equipped with RCA inputs on the back and two ¼” mic jacks on the front, so you can turn this amp into a karaoke machine – even add an echo effect. Easily adjust the volume, balance, treble, bass on the master output for total control of your sound. Remote is already included. Runs on 110 and 220 V AC.

Product Description

The PCA3 mini stereo power amplifier from Pyle provides up to 75W of power on each channel at 4 Ohms. Connect your inputs using the RCA jacks, and output an amplified audio signal over standard speaker push jacks. It’s compatible with any audio or computer device–you can even hook up an iPod using a 3.5mm to RCA jack converter. A master volume control on the front lets you adjust the gain, and treble, bass, and volume controls on the front let you tweak your sound to exactly how you want it. The PCA3 runs on 110V or 220V with a voltage selector switch.

From the Manufacturer

Front View
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Connection Diagram
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Stereo Power Amplifier
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Back View
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The Ultimate Stereo Power Amplifier

This amplifier gives you the power and versatility you need to create a professional sound system. Its wide frequency response makes it suitable for amplifying any type of audio including music or vocals. It can be used in meeting halls, restaurants, schools, stores, and at home –the perfect solution for paging systems anywhere. Get the power you need with 2 x 75 Watt to handle all your audio needs.

110/220 Voltage Selector

This amplifier has selectable input voltage from 110 V/60 Hz (the standard in USA and Canada) to 220 V/50 Hz (for European operation). Please make sure the switch is in the proper position before operating.

Compatibility

Compatible with CD players, walkmans, and computerized devices, including MP3s, via 3.5 millimeter to RCA converter.

RCA L/R Line Input

Lets you connect the desired line input source.

Take Control

Use the control center panel located on the face of the unit to make adjustments to microphone volume, master volume, balance, bass, and treble.

Push Type Speaker Terminals

Lets you easily connect speaker wires directly to the amplifier.

Replaceable Power Fuse

The amplifier uses a fuse for protection against surges and short circuit. If the amplifier suddenly turns off and will not turn on, check the fuse and replace it if necessary. (Replacement fuse to use: 1.5-amp, 250-volt, fast-acting 5 x 20 millimeter fuse –not included)

Additional Features

• Harmonic Distortion: 0.3%
• 2 x 75 Watt RMS at 4 Ohm
• Blue LED Output Level Display
• Frequency Response: 20 Hz-40 kHz
• Power Fuse: 1.5 A, 250V Fast-Acting (5 x 20 millimeter)
• Power Requirement: 120 V AC 50 Hz/230 V AC 50 Hz
• Tone Controls: Bass and Treble: +/-10dB (100 Hz/10 kHz)
• Dimensions: 8.27 x 2.72 x 5.39 inch (190 x 70 x 137 millimeter)

The SPW-8 is a stereo (two channel), one input, eight output, broad frequency response, volume control distribution hub. It provides a simple solution in complex speaker installations providing an easy way to connect from two to eight volume controls and pairs of stereo speakers to a single stereo receiver/amplifier. All outputs are labeled easing both connection and troubleshooting of a system

Specifications

• Power handling: 150 watts RMS per channel (suitable for use with 300 watt per channel rated receivers/amplifiers)
• Frequency Response: 20 Hz – 22kHz (+0dB, -0dB)
• Wire size acceptance: 2 or 4 conductor, stranded, 16 AWG to 14 AWG
• Dimensions: L 3.40 in. x W 1.70 in. x H 7.00 in
• Maximum Number of Volume Control/Speaker
• Connections: 8 pairs
• Must be used with impedance matching volume controls