Expand your audio setup with the Bolanle PH400 4-Channel Headphone Amplifier, built for home studios, musicians, and shared listening. This compact full-metal amplifier features 4 independent volume controls, a mute button, and mono/stereo switching, with 4 × 3.5mm and 4 × 6.35mm headphone outputs for flexible connections. It supports headphones up to 501–600Ω impedance and includes 7-color breathing-light buttons for a stylish studio touch. With USB and LINE IN inputs, LINE OUT/USB output, and a 12V 2A power input, the PH400 delivers practical audio distribution in a space-saving 3.11 × 5.75 × 0.98-inch design.
