Sony WF-1000XM4_BK Wireless Noise Cancelling Headphones

* Noise Cancellation – Industry-leading noise cancelling Bluetooth earbuds with the new Integrated Processor V1 * Sound Quality – Exceptional sound quality with new Integrated Processor V1 and supporting LDAC codec * Multi-point connection lets you connect two devices at once * Call Quality – Crystal-clear call quality, beamforming microphone and a bone-conduction sensor provide clear voice detection even in noisy environments * Smart Features – Speak-to-chat technology automatically reduces volume during conversations * Battery life – 24 hours long battery with Noise Cancelling. Frequency Response (Bluetooth Communication)-20Hz – 20,000Hz(44.1kHz sampling) / 20Hz – 40,000Hz(LDAC 96kHz sampling, 990kbps)