H51/H51N 至尊型耳機
Plantronics Supra H51至尊型
- Adjustable headband
- Lightweight 1.7 ounce
- Patented SoundGuard circuity
- 內(nèi)置軟墊，配帶舒適
- 音質(zhì)佳
Plantronics Supra NC H51N無雜音耳機
- Noise candelling circuirty/microphone
- Unidirectional microphone on flexible boom reduces transmission
of background noise up to 75%
- 備有噪音減聲功能
- 調(diào)較容易，配戴舒適