- Superior high-impedance monitoring
- Data indication/warning
- Low & high voltage indication/warning
- Low current (mA) indication/warning Passive monitor
- 2-Way hands-free speakerphone
- Low battery warning
- Mute indication
- Polarity indication
- Tone & pulse dialing
- (Optional) 1-Way amplified speakerphone mode
- Amplified speaker
- Last number redial
- Over voltage protection
- Over current protection
- Mute
- PBX pause button
- Audible ringer
- Speed dialing
- Volume control levels
- Line and battery powered
- Hearing aid compatible
- Waterproof case design for sever weather conditions, exceeds American Military Spec MIL-STD-810E
- DropSafe™ 20ft onto concrete
- Mountable, top or bottom, extra large steel locking belt clip
- Line cord strain relief
- TS44 includes Patented DSL/POTS filtering technologies
- TS44 includes Data Lockout
- TS44 includes Lockout Override
寻找更多货源请登录:www.wl95.com或拨打电话0755-86016691。
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