это разные шлема, и гарнитура китайская, от таких же (шлемов) мы избавились .
От которых и по какой причине? При нажатии РТТ глаза сужались? :-[
.............................YUENY ANR AH-2080 David Clark ENC
Noise reduction ratio (NRR) for PNR 24dB 23dB
Noise reduction ratio (NRR) for ANR 18-24dB, average 20dB,same level with Bose 17-22db, average 18dB
One 9 volt battery working time as long as 48 hours 25 hours
jack for Cell phone and link cable Yes No
cotton cloth ear cover Yes,included for free sell seperately
Clip for battery Yes No
Automatic-Shut Off Feature Yes Yes
Stereo compatible Yes Yes
comfort gel ear seal Yes Yes
price distributors price only need USD99.00 the most worthwhile! leave big profit to our distributors!!
More than 700 USD