
Best InLine products in the Headphone amplifiers category
On this page you'll find a ranking of the best InLine products in this category. To give you a quick overview, we've already ranked the most important information about the products for you.
1. InLine AmpEQ
Experience your music in new enjoyment! This InLine® AmpEQ Hi-Fi headphone amplifier has an integrated 3-band equalizer and a loudness button to perfectly adjust the sound of your favorite tracks to your taste.
- Headphone amplifier with 3-band equalizer
- Loudness switch and equalizer switch
- 2x 3,5mm stereo jack input Line-IN
- 1x 3,5mm stereo jack output headphones (equalizer + amplifier)
- 1x 3.5mm stereo jack output Line-OUT (Equalizers)
- 3 rotary controls for treble (3KHz-20KHz), mid (200Hz-4KHz) and bass (20Hz-250Hz)
- 2 knobs for balance (L/R) and volume
- Stereo cross talk: 90dB
- Suitable for headphone impedance 16-600 Ohm
- Micro-USB socket for power supply (5V/0.5A), USB power supply optional
- High quality metal/aluminium construction
- Gold-plated contacts of the audio sockets
- Scope of delivery: 1x InLine® AmpEQ headphone amplifier and equalizer, 1x user manual, 1x Micro USB cable, 1x 0.75m audio cable 3.5mm male/male, magnetic strip to connect several modules.

2. InLine AmpEQ mobile
Experience your music in a new way. This InLine AmpEQ Hi-Fi headphone amplifier features a built-in 3-band equalizer and a loudness button for perfect sound adjustment of your favorite tracks, tailored to your taste.

InLine AmpEQ mobile
Tone control, gain switch, USB-DAC, Display, Microphones
3. InLine Replacement Tube for AmpUSB HiFi DSD Headphone Tube Amplifier
The replacement tube for the InLine® AmpUSB HiFi DSD headphone tube amplifier is an essential accessory for audiophiles who value high-quality sound reproduction. This tube, of type 12AU7 / ECC82, is specifically designed for use in this tube amplifier and ensures improved signal transmission and sound quality. The use of tube amplifiers is known for their warm, natural sound, which significantly enhances the listening experience. This replacement tube allows you to keep the amplifier in optimal condition and maximize its performance. The easy installation and compatibility with the InLine® AmpUSB HiFi DSD make it a practical choice for anyone looking to maintain their audio equipment.
- Type 12AU7 / ECC82 for specific compatibility
- Enhances the sound quality of the headphone tube amplifier
- Easy installation for quick maintenance.

4. InLine 33057I
The InLine mobile stereo headphone amplifier is designed to enhance your audio experience on the go. An integrated lithium-polymer battery provides up to 8 hours of audio amplification, supporting up to two outputs. Additionally, the bass can be boosted in two levels. The headphone amplifier offers up to 5 times output amplification and allows audio signals to be distributed to up to 2 headphones. It is compatible with headsets from Apple and Samsung and supports the functionality of the remote control. The bass boost is adjustable in two levels. The built-in battery enables up to 8 hours of audio playback on the move. There is a switch for the bass booster.

5. InLine AmpUSB
The InLine AmpUSB HiFi DSD headphone tube amplifier with USB digital audio converter is a high-resolution audio playback system. It can convert PCM audio signals up to 384 kHz and DSD audio signals up to 128 times DSD (SACD resolution). The InLine AmpUSB can be operated as a standalone device in addition to being used with a PC sound card, processing all digital audio signals sent via the USB interface. The amplifier tube provides a smooth and more pleasant sound character, as the signals are virtually amplified in an analog manner, resulting in a more natural sound.

6. InLine USB to HQ Audio Converter Cable
With this USB audio converter, you can extract the music from your PC that you've ever experienced. The USB audio adapter is specifically designed for high-quality headphones and discerning ears. Built-in amplifiers and equalizers provide a balanced, rich sound that impresses.

7. InLine AmpUSB-EQ Hi-Res AUDIO HiFi DSD
The InLine AmpUSB-EQ DSD USB Audio DAC is a highly transparent digital audio playback system. It is capable of converting high-resolution PCM audio up to 384 kHz and DSD audio (up to 128xDSD). The USB DAC allows you to bypass your computer's sound card or headphone output and send digital audio signals through the USB interface. This perfect digital connection between your computer and the music system elevates the sound quality throughout your entire music environment. The amplifier tube provides a smooth and more pleasant sound character, as the signals are effectively amplified in an analog manner, resulting in a more natural sound. In addition to the Micro-USB input, the headphone amplifier and equalizer also feature a RCA/phono input, an optical SPDIF input, as well as 3.5mm Line-in and Aux-in inputs. The various inputs can be selected using the Input Select button.
