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Archimago's Musings: MEASUREMENTS: Topping DX3 PRO V2 (LDAC version) - plus frequency/amplitude stepped sine measurements, a quick look at the 8kHz USB PHY packet noise, and AirPods Pro "Spatial Audio" coming...
Topping DX3 Pro + Bluetooth 5.0 LDAC Audio Recoder/headphone amplifier/Used | eBay