Colour - Black 
Model Name: Momentum 4
Connectivity: Wireless Bluetooth 5.2, class 1
Headphone Jack: Bluetooth
Wireless Communication: Bluetooth (10m range)
Battery Life: Up to 60 hours with Active Noise Cancellation (ANC) enabled
Charging Time: 2 hours for a full charge, 5-minute charge for up to 4 hours of playback
Special Features:
Hybrid Adaptive Active Noise Cancellation (ANC)
Best-in-class battery backup with up to 60 hours of music playtime
Voice Control and Touch Controls
MEMS Microphone for clear voice calls and noise reduction
Speaker Specifications:
Dynamic Speaker with 42mm diameter
Frequency Range: 6 Hz to 22 kHz
Sensitivity: 106 dB SPL (1 kHz / 0 dB FS)
Total Harmonic Distortion (THD): <0.3% (1 kHz / 100 dB SPL)
Microphone:
Frequency Response: 50 Hz to 10 kHz
2 mics per side with beamforming technology for noise reduction
Codecs Supported: SBC, AAC, aptX™, aptX adaptive™
Control Type: Voice and Touch Control for easy management of music and calls
Wearing Style: Around-the-ear (circum-aural) with a headband design
Item Weight: 293 grams
Power Source: Built-in Lithium-Ion rechargeable battery (700 mAh)
Charging Port: USB-C
Compatible Devices: Laptops, smartphones, tablets
Recommended Uses: Music, calling, gaming
Impedance:
Active Mode: 470 ohms
Passive Mode: 60 ohms