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DigitalDACsHeadphone AmplifiersDiscontinued
Estimated price (community-sourced)
$110
Around — community and catalog average, updates slowly
About the GO blu
The GO blu is a compact portable Bluetooth DAC and headphone amplifier. It uses a Qualcomm QCC5100-series Bluetooth chipset and a Cirrus Logic DAC, and supports Bluetooth 5.1 with codecs including LDAC, LHDC/HWA, aptX Adaptive, aptX HD, aptX, aptX LL, AAC, and SBC. Its USB-C connection also accepts wired digital audio up to 24-bit/96 kHz. Headphone connections include a 4.4 mm balanced output and a 3.5 mm S-Balanced output; the unit also features XBass and XSpace sound-processing options. The built-in 450 mAh lithium-polymer battery provides approximately eight hours of playback, depending on volume and headphones.
Specifications
Bluetooth: 5.1; chipset: Qualcomm QCC5100 series; Bluetooth codecs: AAC, SBC, aptX, aptX HD, aptX Adaptive, aptX LL, LDAC, LHDC/HWA; wired input: USB-C, up to 24-bit/96 kHz; DAC: Cirrus Logic; headphone outputs: 4.4 mm balanced, 3.5 mm S-Balanced; output power: 245 mW at 32 Ω (balanced), 165 mW at 32 Ω (3.5 mm); frequency response: 20 Hz–45 kHz (-3 dB); battery: 450 mAh lithium-polymer, approximately 8 hours; dimensions: 54 × 34 × 13 mm; weight: approximately 27 g.