Acitve Noise CancellingWireless ANR-771 發佈於 2019-07-172020-07-24 alteam ANR-771 Pause Play Play Prev | Next Active Noise Cancellation Infrared Wireless Transmission 40mm Neodymium Driver Units Full Specifications and Features GENERAL FEATURES DRIVER UNITS 40mm dynamic - Dome type (CCAW Voice Coil) MAGNET Neodymium DIAPHRAGM PC FM SYSTEM CARRIER FREQUENCY (HZ) A: R-CH 2.8MHz L-CH 2.3MHz SENSITIVITY (dB/mW) 100dB/mW IMPEDANCE (Ω) 32Ω USAGE TIME Max. 45 hours (NC ON) WORKING DISTANCE 8M POWER SUPPLY AAA*2 WEARING STYLE Headband Over-ear WHAT'S IN THE BOX User Manual SIZE&WEIGHT 1 Uniit 8.2 X 16.2 X 21.2cm 150g Features Featuring Superior Active noise cancelling function, effectively reduce ambient noise by 85% 40mm neodymium drivers for rich, resonant stereo and punch bass Unique Foldable structure which folds the headset into a small ball for easy storage and carry Your Name (required) Your Email (required) Subject (required) Message (required) Headquarter 1F., NO. 178, Jingye 3rd Rd., Zhongshan District, Taipei City 104, Taiwan TEL:+886-2-2532-7977#305 #306 FAX:+886-2-2532-7913 Manufacturing Site No. 8, Industrial 4th Rd., Xi Nan Industry Zone, Xian Cun, Zengcheng, Guangzhou, China TEL:+86-20-8293-6877 FAX:+86-20-8293-1377