Technics Noise-Cancelling Wireless Headphones EAH-AZ40M2, Rose Gold

The Technics AZ40M2 True Wireless earbuds let you enjoy rich, natural sound, with the tools you need for stress-free listening. For clear calls, AZ40M2 uses beamforming technology to capture and transmit your voice distinctly, with Active Noise Cancelling to reduce outside noise. Three-point multipoint connectivity lets you connect 3 Bluetooth™-enabled devices (like your computer, phone and tablet) simultaneously, for seamless device switching. Specifications Driver Unit (mm) 6 mm (1/4 in) Frequency Response 20 Hz – 40 kHz (LDAC 96 kHz/990 kbps) Mic Monaural, MEMS Mic Playback Time with Battery (LDAC) Earphones Approx. 3.5 hours (NC ON), Approx. 4.0 hours (NC OFF) Earphones with Charging case Approx. 12 hours (NC ON), Approx. 14 hours (NC OFF) Playback Time with Battery (AAC) Earphones Approx. 5.5 hours (NC ON), Approx. 7.0 hours (NC OFF) Earphones with Charging case Approx. 18 hours (NC ON), Approx. 24 hours (NC OFF) Charging Time (25°C/ 77°F) Earphones Approx. 2.0 hours Charging case / USB Approx. 2.5 hours Earphones with Charging case / USB Approx. 3.0 hours Quick Charge (15 minutes, AAC) Earphones Approx. 60 minutes (NC ON) Standby Time Earphones Approx. 9.5 hours (NC ON), Approx. 20 hours (NC OFF), Auto power off does not work) Dimensions (W x H x D) Earphones *with Earpiece M size Approx. 22 mm x 26 mm x 24 mm Approx. 7/8 inch x 1 inch x 15/16 inch Charging case Approx. 68 mm x 33 mm x 28 mm Approx. 2-11/16 inch x 1-5/16 inch x 1-1/8 inch Weight Earphones (one side only: L and R are the same) Approx. 5 g (0.18 oz) Charging case Approx. 35 g (1.2 oz) Package Contents: Technics Noise-Cancelling Wireless Headphones EAH-AZ40M2, Rose Gold; USB charging cord: Approx. 0.2 m (0.66 ft); (Input Plug : USB Type-C Shape;  Output Plug : USB Type-C Shape); Earpieces set : XS, S, M, L; (M attached); Manual.