Promate Serene-2 Hi-Res Audio Hybrid-Anc Over-Ear Headphones

Sold by Babs Enterprise · Accra Metropolitan

Bluetooth Version: 5.4 Bluetooth Frequency: MHz Input Rating: 5V / 1A Speaker Diameter: 40 mm / 36 Ω ±15% Speaker Frequency Response: 20 Hz – 20 kHz Signal‐to‐Noise Ratio (SNR): ≥95 dB Microphone Frequency Response: 100 Hz – 10 kHz Microphone Sensitivity: ‐31 dB Microphone Impedance: 2.2 kΩ Charging Time: <3 hrs Playing Time: ~100 hrs (50% volume, ANC Off) Standby Time: ~500 hrs Noise Reduction: Up to ‐38 dB Battery Capacity: 1000 mAh Li‐Polymer