Roseselsa EarFree i5 Noise Cancelling True Wireless Bluetooth Earphones

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High-resolution sound quality: Equipped with HR2 topology diaphragm unit and LDAC codec, Cadence HiFi 5 DSP chip, distortion is only 0.02%@1000Hz, providing audiophile-grade sound effects
48dB deep noise reduction: Upgraded hybrid ANC technology, 4000Hz ultra-wideband noise reduction, eliminates 98.9% of daily noise, immersive music experience
50 hours of battery life: 10 hours on a single charge, 50 hours with a charging case, 10 minutes of fast charging for 12 hours of playback
Dual device connection: Bluetooth 5.3 supports seamless switching between dual devices, suitable for work and leisure
IP55 waterproof and dustproof: aviation-grade aluminum alloy body, suitable for outdoor sports such as running and cycling
Clear calls and game modes: 4 GoerTek microphones, AI noise reduction algorithm, 54ms low-latency game mode
Comfortable wearing: Ergonomic design based on 8000+ data, ROSELINK App provides customized EQ.