Headphone amplifiers with analogue volume control

portable, Gain Control, для iPod/iPhone, Power Bank

stationary

stationary, 25 – 75 Ohm

portable, 125 mW, 121 dB

portable, 160 mW, 16 – 100 Ohm, 114 dB, Gain Control

stationary, 2440 mW, 16 – 300 Ohm, 120 dB, Gain Control

portable, 49 mW, 16 – 80 Ohm, 109 dB, equalizer

stationary, tube, 16 – 600 Ohm, 137 dB, Gain Control

stationary, 90 dB

Bluetooth amplifier, portable, 16 — 300 Ohm, 125 dB, для iPod/iPhone

portable, 800 mW, 16 – 300 Ohm, 115 dB, Gain Control

stationary, 1000 mW, 16 – 150 Ohm, equalizer

stationary, 85 dB

Bluetooth amplifier, stationary, 2200 mW, 16 – 600 Ohm, 129 dB, Gain Control, для iPod/iPhone

stationary, 120 dB, Gain Control

stationary, 7500 mW, 16 — 600 Ohm, 139 dB, Gain Control

Bluetooth amplifier, portable, 320 mW, 32 — 600 Ohm, 116 dB, equalizer, для iPod/iPhone

stationary, 2000 mW, 110 dB

portable, 500 mW, 8 – 300 Ohm, 112 dB, Gain Control, для iPod/iPhone

stationary, 32 – 600 Ohm, 95 dB, Gain Control

Bluetooth amplifier, portable, 165 mW, 117 dB

stationary, 2700 mW, 144 dB, Gain Control

portable, 32 – 600 Ohm

stationary, 3 — 47 Ohm