3.7V Bluetooth Amplifier Speaker Module w/ Card Slot Stereo Sound Hi-Fi Lossless
Audio Quality: 3D Stereo Sound, Hi-Fi Lossless Audio Quality. Interface Type: Type-C interface. Without a 3.7V battery, the Type-C interface provides power directly. Communication Interface: AUX. High Fidelity with Low Distortion: Signal-to-noise ratio >90dB, ultra-low distortion of 1%, reproducing pure, authentic sound.