telephone caller id

Hotel Guestroom Front desk Lobby High Quality Multifunction 1. , display call date, time and phone number 2. imported SMT patch com...

... Handset cord*1 * Gift box*1 * User manual*1 Port: Shenzhen, Guangdong Main Features of Office Corded : * Corded with ...

Public Shop Use Phone Support Hands-Free Antenna Phone Precautions: 1. This product should not be used near garages, oil...

... access, Support and Fax Support FXO / FXS ordinary Technical Indexes Ports 24 port RJ11 port FXS Ringing v...

... can provide 4 hours of talk time or keep the phone ready in standby mode for up to 96 hours. Key features: LTE/WCDMA/GSM MP3 Bluetooth 4...

... PCM Multi Service Voice Platform , 380 Lines VOIP Gateway Device Display Overview Global Tech PCM Fiber Mux GT-PCM 4RU series product ca...

...Distance Two Way Radio has you covered. You can count on clear and reliable communication even in challenging environments. Another great attribute...

Product Description: This product is equipped with a 3W speaker that produces loud and clear ringing tones, ensuring that calls are heard even in nois...

. FSK/DTMF dual system selectable, Compatible with CO & PABX . battery free solution, Tone / Pulse dialing . Heavy duty plastic body . Handset coil co...

... fashion bluetooth watch with 's display Working current:20mA Standby current:0.7 ~ 2.0mA Vibration working current:45mA Charging voltage:...

Phone function: handfree, call record,phone book. Bluetooth phone call SMS: Local SMS,Phone SMS Bluetooth Synchronization The lost function: Seek mobi...

product parameter bluetooth solution ISSC bluetooth version v4.1 transmission distance 10m talk time 6 hours music time 5 hours standby time 180hours ...

..., SIP Voice Codecs G.729a, G.729ab, G.711u, G.711a, iLBC Lines Supported Multiline Speakerphone Yes ( digital duplex ) Yes Voice Mail Cap...

Black 12FT RJ11 male to male Coiled Phone Handset Cable Cord for Phone Modem Fax Machine Product Description Jacket PVC(polyvinyl ...

... Fiber Converter with 2 10/100Mbps Ethernet Ports Product Features 1. Provide 8 channels interface 2. Support 2 channels 100m et...

... + 1 channel 100M ethernet fiber optic to rj11 media converter * Features 1, Provides 1/2/4/8/16 channel interface,sta...

... ON/OFF action on the first 'ring'; 2. Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines); 3. ...

... offers a 3.5-inch resolution screen at 320x240, with 8 speed dial keys and . This allows users to easily make and receive calls without t...

... Frequency Deviation +/-4.5 KHz Frequency Stability +/- 10 PPM How it works The calling system basically consist of service buzzer and signal recei...

Would you like to know who is at the door before you let him in? Using Video door phone lets you see who is knocking at your door before open it. A Vi...