XP-2 Bluetooth amp; USB DAC Amplifier XP-2 is a one kind of portable and advanced decoding headphone amplifier which integrates USB input, Bluetooth input, line input into it, which can connect with moblie phone, computer, player, and other audio device by USB/Bluetooth interface to perform digital audio decoding amplifier. It supports high definition audio transmission, greatly improve your sound quality of audio equipment, which can always make you enjoy the passionate music and have a good mood. Product Parameter - Bluetooth receiver: Bluetooth 5.0, support AAC, SBC, aptX - USB receiver: Support Android mobile phone with OTG function and 192kHz/24bit lossless transmission at most, computer USB input, support Win XP, Win7, Win8, Win10 ( it is necessary to install drive ), MAC system - USB sampling rate: Support 44.1kHz-192kHz, 16-24bit - Frequency response: 10Hz-100kHz (+/- 0.5dB) - Gain: +3/+9db - THD+N: 0.008% (1kHz) - Output power: 245mW @ 32ohm - Recommended headphone resistance: 16ohm - 300 ohm - Battery: 3.7V/1800mAh - Battery life: AUX IN 15H ; Bluetooth input: 12H ; USB IN: 8H - Size : 108*56*15mm - Weight: 115g Warranty: 1 Year Distributor PT Cahaya Sentra Inovasi