Adjustable Gain Electret Microphone Amplifier 0-20dB Condenser Mic Preamp with 3.5mm Input_HP

Professional-grade electret microphone amplifier with 0-20dB adjustable gain for precise audio control. Features rail-to-rail operational amplifier circuitry and 3.5mm input/output interfaces for seamless connectivity with condenser mics and audio devices. Equipped with independent/mixed output ports supporting simultaneous monitoring through headphones or external equipment. Built-in 150mAh rechargeable lithium battery provides 10+ hours continuous operation, compatible with standard USB chargers. Durable aluminum alloy housing ensures stable performance in studio recording, podcasting, and live streaming applications.