HEAVYS H1H metal headphone - specialized 4 drivers headphone.

I will be moving to another country for work. Please let me know if you have any question. HEAVYS H1H headphones box set, they are in new condition and come with the box set. Additional free shells 2 ear cups covers. Brand new never use. Purchased from official site https://www.heavys.com/ Details World’s first headphones to mimic live music and Feel like you're at the concert Immersive natural sound field powered by 8 speakers with patented placement, covering multiple frequency ranges in an optimized setup 50 hours of battery life Wireless (Bluetooth 5.1 )+ Wired Options HellBlocker™ active noise cancellation 5 Microphones + Transparency Mode + Foldable, Travel Ready with Durable Case + Mobile app with EQ, Firmware & Benefits + Designed by HEAVYS in Germany Type Full size around-the-ear headphone, wired and wireless Drivers Dynamic Drivers per side 4 (2 low / mid range speakers, 2 high frequency tweeter) Frequency range 5 Hz to 46 kHz / 5 Hz to 24 kHz as Bluetooth headset. THD at 100 dB SPL, 1 kHz: >0.05% Weight 410 g / 14.5 oz BT Version 5.1 Codecs SBC, AAC, aptX adaptive Battery lifetime up to 50 h Noise Cancelling High efficiency PNC combined with a mild ANC for lowest levels of perceived disturbance Modes Wired Pure Passive, BT Passive, BT ANC, BT Transparent Max SPL According to IEC 62368-1 Voice Pick up 2 microphone end-fire array Controls Volume up / down, play / pause, next / previous song, take / decline / end a call USB USB-C socket for charging and digital in