1 RCA Audio Amplifier. Input and output frequency range: 20Hz-20KHz. Use 6 position manual switch to switch audio input. 1 R/L Cable.
eBay
It easily achieves audio amplification through either the 3.5mm AUX interface or Bluetooth connection. Premium Materials and Portable Design: The amplifier's body is made of aluminum alloy, providing a high-quality feel and durability.
eBay
If you have a bluetooth device on your smart phone or laptop, you can send the music to the amplifier without any cables or wires. Type of power amplifier: AV power amplifier. 1 x Audio Power Amplifier.
eBay
eBay
eBay
[2 Channel Output ] 20W+20W RMS mini amplifier, the max power out can reach 200W+200W, providing much better sound quality and shocking auditory effects. [AUX/RCA Support ] This mini high definition amplifier box supports AUX/ RCA input.
eBay
The connection options of the4-zone amplifier are based on the HiFi standard. Incoming signals are easily forwarded to other devices via the audio output. In addition, there is a front USB port with which MP3 or WMA files can be played.
eBay
Ideal for audiophiles seeking a pristine and powerful audio reproduction that brings every detail to life. 1x 3.5mm headphone amplifier. --Universal High-Fidelity Sound: Our versatile headphone amp supports an array of devices, ensuring you enjoy studio-quality sound from your smartphone, tablet, or computer.
eBay