Sony WF-1000XM4 Industry Leading Active Noise Cancellation Multipoint Connection BT 5.2 TWS Truly Wireless in Ear Earbuds with Mic 36Hr Batt. Life WFH Built-in Mic for Clear Calls, Hi-Res Audio-Black

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)