Description of Creative Sound Blaster X4 Game Amplifier/External Sound Card
Type: 7.1 external USB DAC and amplified sound card Recommended use: home entertainment Dynamic Range (DNR): 114 dB Sound Processor: Sound Blaster Acoustic Engine, Super X-Fi Max. playback quality: Sampling frequency (playback), Direct Mode: playback resolution (optical output): PCM 16/24 bit / 48.0, 96.0, 192.0 kHz, Dolby Digital Live: 16-bit, 48.0 kHz, Playback Resolution (Stereo): PCM 16/24bit/48.0, 96.0, 192.0kHz, 7.1 Surround: PCM 16/24bit/48.0, 96.0kHz Recording Resolution: Microphone input : 16 / 24-bit / 48.0, 96.0 kHz: Line-in: 16 / 24-bit / 48.0, 96.0 kHz: Optical input: 16 / 24-bit / 48.0, 96.0 kHz Connection (main): 1 x TOSLINK optical output, 1 ×3.5mm rear speaker output, 1×3.5mm center speaker/Subwoofer output, 1×3.5mm headphone jack, 1×3.5mm external microphone input, 1×3.5mm front output , 1 x 3.5mm side output jack, 1 x USB-C port for PC/Mac, 1 x 3.5mm combo optical/line-in jack -600 ohms (2.3 V RMS at 150 ohms, 2.9 V RMS at 600 ohms), Output Impedance: 10 ohms, Bass Boost: 32-149 ohms (1.2 V RMS at 32 ohms) Audio Technology: CrystalVoice: Scout Mode Supported operating systems: Windows 10 Ver 1703, Mac OS X 10.15 or later, Windows 11 Connection cables: Optical Cable (1 m), USB-A to USB-C Cable (2 m) DAC: Dynamic range (stereo): 114dB, THD+N (Stereo): 0.001% ADC: Dynamic Range: 104dB, THD+N: 0.0017% Power: USB, USB Type C Dimensions: 130.5 x 130.5 x 40.6 mm