Stereo headphone amplifiers in comparison

DIY Upgradeability Pluggable op amp socket design allows for easy upgrades to different op amps, offering DIY fun and enhanced playability for audiophiles and sound enthusiasts.

Input RCA (L R) + 3.5mm, Output RCA (L R) + 3.5mm + headphones, Poowered by DC 9-19v, static current about 8Ma. With volume adjustment knob, the volume can be adjusted freely.

Superior Durability UGREEN 3.5mm to RCA Audio Cable lasts longer. Combined 24K gold-plated connectors, metal shells with soft PVC jacket, the Phono Mini Jack Cable is durable enough to resist more wear and tear. The RCA to 3.5mm Stereo Cable adopts beveled step-down design to offer a secure, fully plugged-in connection.

Pluggable design with higher playability 2PCS 6A2 tubes are adopted to soften and warm the audio, sounds real and natural, full and mellow, delicate and sweet. Both tubes and op amps are designed with pluggable socket, convenient for tube rolling, op amp upgrading and sound-shaping, different styles of sound can be enjoyed easily.

ABOUT US Sonic Technology created the SuperEar Personal Sound Amplifier to provide economical and easy-to-use amplification with improvements such as the SuperEar Plus SE7500, the SuperEar SE5000, and the SuperEar Rechargeable SE9000HP. Since 1986, our personal headphone amplifiers have helped amplify the world, and always come with a warranty for quality assurance. Give your ears a boost with our Personal Sound Amplifier!

Provides highest audio quality for each headphone even at maximum volume.

Preamplifier for Turntable Only Compatible with M M Turntable, this Phono Amplifier with 2 RCA Input + 2 RCA & 3.5mm Output Can Transmits and Amplifies the Output Low Level Signal to a Sufficient Level for Stereo Systems and Headphone. Critical ONLY Connect the Line-Level Signal to the Line Input Port (e.g. Aux, CD, Tuner) on Amps Speakers and Turn the Turntable to Phono Output not Line Output

2-in-1 Transmitter and Receiver - No More Wires -This Bluetooth adapter comes with 2 modes which can be used as a Bluetooth audio transmitter (TX mode) to turn a non-Bluetooth TV, PC, computer, CD player, MP3 MP4, Switch, etc. into a Bluetooth transmitter with a 3.5mm jack input port. It can also be used as an Aux Bluetooth audio receiver (RX mode) for non-Bluetooth devices such as car audio systems, speakers, headphones, radio etc. Ideal for wirelessly streaming music in your home or vehicle.

Compact and Portable 10 channel headphone amplifier is compact and portable and can for 10 headphones.

3 OUTPUT PORTS After the microphone and music are amplified, they can be output separately or mixed. There are a total of three output ports, and the mixed output port can directly drive the headphones to listen.

Ideal for music stores, choir, studios, museums, education, home component systems and commercial sound systems

6 Channel Headphone Amp This portable headphone amplifier has 6 channel splitter ports, each of which is capable of manually and independently controlling the volume, output mode, and switching between stereo and mono. It has multiple output ports, six 3.5MM headphone jacks and six 6.35MM headphone jacks to meet the monitoring needs of different headphone devices.