XDuoo XP-2 Pro Bluetooth Headphone Amplifier

Bluetooth DAC & Headphone Amplifier AKM AK4452 Stable connection with ultralow delay. Supports Bluetooth 5.0 APTX/APTX-LL/APTX-HD/LDAC. Output power 300mW @ 32 Ohm USB PCM : 16-32bit/44.1k-384KHZ DSD64-256 THD N USB: 0.001%@1KHZ AUX IN: 0.0009%@1KHZ Compatible with IOS/Android wireless connection. 15 hours battery life in BT, USB 8 hours, 2 hours fast charge. Bluetooth Version 5.0 Maximum Communication Range: About 10 meters