iFi GO blu Air Portable CS43198 Bluetooth decoding headphone amplifier
Specifications
Battery: Lithium-polymer 450mAh, ~10 hours (varies with volume and headphones)
Bluetooth Chipset: Qualcomm QCC5144
DAC Chip : Cirus Logic CS43198
Bluetooth Codecs: LDAC, LHDC/HWA, aptX Adaptive, aptX HD, aptX, AAC, SBC
Dimensions: 53.5 × 33.7 × 19.5 mm (2.11 × 1.33 × 0.77")
DNR (Dynamic Range): ≥110 dBA (Both Outputs)
Headphone Output:
Balanced: 4.4mm
S-Bal: 3.5mm
Input: Bluetooth 5.2
Limited Warranty: 12 months
Net Weight: 31 g (1.09 oz)
Output Impedance: <1Ω (Both Outputs)
Power System: Charging via USB-C, BC V1.2 compliant (up to 1000mA, 6.3V)
RMS Output Power
4.4mm Output:
≥262mW/2.9V @ 32Ω
≥52mW/5.6V @ 600Ω
3.5mm Output:
≥165mW/2.3V @ 32Ω
≥14mW/2.9V @ 600Ω
Audio Performance
SNR (Signal-to-Noise Ratio): ≥110 dBA (Both Outputs)
THD+N (Total Harmonic Distortion + Noise):
Balanced: ≤0.009% @ (600Ω, 2V)
S-Bal: ≤0.03% @ (16Ω, 1.27V)
