FOCAL Sphear Wireless Earphones Black

Specifications

•  Type: In-ear wireless headphones
•  Bluetooth Wireless Technology: 4.1
•  Frequency band: 2402 MHz - 2480 MHz
•  Bluetooth® Audio Codecs: SBC / aptX®
•  Range: 10m
•  Battery: Up to 8h 
•  Frequency response: 15 Hz - 22 kHz
•  THD @ 1kHz / 100dB SPL: <0.3
•  Driver: Electrodynamic (01/4"), Sandwich Diaphargm
•  Microphone: Omnidirectional
•  Net weight: 15g (0.04lb)