Acoustic Audio by Goldwood amp for an in wall subwoofer includes LFE and RCA inputs, gain and crossover controls, and raw wire speaker outputs. This WS1005 works with almost all home audio receivers with subwoofer outputs and will deliver plenty of bang for the buck!

Parameters:

• Audio input: 3.5mm
• Audio output: Banana plug
• Power supply: DC 8-25V; at least 3A
• Maximum power: 100W
• Chip: TPA3116D2 + NE5532
• Weight: 0.35Kg; 0.2Kg (without package)
• Dimensions: 68.5 * 33 * 90 mm (not including terminals)

Packing List:

• 1 * amplifier

Quick tips:

1. Please plug the power cord into the amp THEN the wall, plug the audio cables into amp THEN switch on.

Some customers may see some slight sparks flying when they plug the power supply into the amplifier, because they use it in wrong way, you need to connect the amp to the power supply first, then plug the power supply into the 110v AC outlet, don’t worry about the sparks, because this is class d amplifier, the capacitors need to charge when the power in, it’s normal and safe.

Parameter:

1. Power supply range: 12v-24v;

2. THD: ≤ 0.04%;

3. Frequency Range: 20Hz – 120Hz (±1 dB);

4. SNR: ≥ 98dB;

5. Input sensitivity: ≤ 280mV;

6. Terminating impedance: 2Ohm – 8Ohm;

7. Output power: 100W for Subwoofer;

8. Input mode: 3.5mm audio input;

9. Power supply: 19V 4.74A 90W;

10. Supplied Accessories: Amplifier, Power supply, AC power cord, Manual.

PSW10 fills in the bottom end of your home theater system. Relieve your main speakers from performing bass duty and let them work on the mids and highs. PSW10 is a great addition to any subwooferless system and will bring your movie watching experience to the next level. All woofers feature a floor coupled downward firing port. This configuration brings you maximum bass impact while keeping the front of the cabinet as low profile as possible. All Polk products are made using the best materials and the most advanced manufacturing techniques. They pass the industry’s most exhaustive quality tests, including drop testing, extreme signal response and UV & salt exposure testing. Polk loudspeakers are built to perform for a lifetime. The voltage of the item is Standard US Voltage / 120 volts.

Pyle Model : PTA44BT

Bluetooth Home Audio Source Amplifier

Bluetooth Home Audio Amplifier, 4-Ch. Audio Source Stereo Receiver System with FM Radio, MP3/USB/SD/AUX Playback (500 Watt)

Features:

4-Channel Amplifier System

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

Convenient Audio Source Control for Home or Office Use

Bluetooth Connectivity:

Simple & Hassle-Free Pairing

Instant Wireless Audio Streaming Ability

Works with All of Today’s Latest Bluetooth Devices

(iPhone, Android, Smartphone, iPad Tablet PC etc.)

Bluetooth Network Name: PYLEUSA

Bluetooth Version: 4.0

Wireless Range: Up to 40’+ ft.

What’s in the Box:

Audio Amplifier

Remote Control

FM Antenna

Technical Specs:

Power Output: 500 Watt MAX

Amplifier Design: 4-Channel

Impedance: 4-8 Ohms

Frequency Response: 20Hz – 20KHz

Signal to Noise Ratio: >81dB

T.H.D.: <>

Headphone Jack, 3.5mm

Radio Station Memory: 30 Station Presets

Digital File-type Compatibility: MP3, WMA

Maximum USB/SD Flash Support: Up to 64GB

Remote Control Battery: (1) x 3V Lithium Button Cell CR-2025 (Included)

Power Cable Length: 4.2 ft.

Power Supply: 110/220V, Switchable

Dimensions (L x W x H): 13.0’’ x 9.84’’ x 3.54’’ –inches