The channel ground clips must be connected to the same potential

1x RJ45 Lan

This USB tester makes it possible to measure the current flow between two USB devices

USB‑A and charging port

1x RCA cable

NÖRDIC Bluetooth 5.2 Hi-Fi Amplifier 192khz/24Bit 2x100W jobbahemma The channel ground clips mustThis product is a powerful amplifier with TPA3221 chip that supports Bluetooth 5. 2 and 192kHz 24bit DAC. It has multiple connection options (Bluetooth, optical, AUX, RCA) and a power of 100W + 100W for passive speakers. With adjustable treble and bass, it offers a customized sound experience for both indoor and outdoor use Specifications: Input: Bluetooth 5. 2, Optical, RCA, 3. 5 mm AUX Output: 100W x2 Maximum sample rate: 192kHz 24bit Maximum supply