Tech-Security Electronic Technology Co., Ltd.

Doorbells
Last Home Video Door Phone with AFH Technology

Last Home Video Door Phone with AFH Technology

Last Home Video Door Phone with AFH Technology 1.4PCS AA battery 2.Working distance over 300m 3.Infrared night vision Last home video door phone with AHF technologyBasic features: <ul>World public frequency: 2.4GHz data voice/image transmissionFull-duplex voice speaker phone,...
Manufacture INTERCOM FOR your smart home

Manufacture INTERCOM FOR your smart home

INTERCOM 1.Power supplied by 4PCS AA battery 2.Working distance > 300m 3.Super error-correcting Function INTERCOM Basic features: <ul>World public frequency: 2.4GHz data voice/image transmissionFull-duplex voice speaker phone, voice is loud and clearKey wake-up call...
newest digital home intercom for 10person/sets from factory

newest digital home intercom for 10person/sets from factory

digital home intercom group for 10,two way audio AFH tech,stable super anti-jamming capability cmmunication distance>300m digital doorbell  now10 sets  can be used as a group, person in the group can communicate freely. Introduction 1.  This...
newest digital communication / intercom for 10person/sets from factory

newest digital communication / intercom for 10person/sets from factory

digital doorbell for 10sets comm. two way audio AFH tech,stable super anti-jamming capability cmmunication distance>300m digital doorbell  now10 sets  can be used as a group, person in the group can communicate freely. Introduction 1.  This intercom...
Utility wireless phone intercom  from factory

Utility wireless phone intercom from factory

wireless phone intercom -AFH technology,stable -super anti-jamming capability -cmmunication distance >300m -CE/FCC/ROHS,etc wireless phone intercom Introduction1.  This intercom system is our own patent.2.  It works like the office intercom system but without...
wireless interphone  from factory

wireless interphone from factory

Wireless interphone -Perfect two way audio -AFH technology,stable -Super anti-jamming capability ->300m available   wireless interphoneIntroduction 1.  This intercom system is our own patent.2.  It works like the office intercom system but without switch...
phone intercom  from factory

phone intercom from factory

digital door bell perfect two way audio AFH technology,stable super anti-jamming capability cmmunication distance >300m digital doorbell Introduction 1.  This intercom system is our own patent.2.  It works like the office intercom system but without switch...
phone intercom  from factory

phone intercom from factory

digital door bell perfect two way audio AFH technology,stable super anti-jamming capability cmmunication distance >300m digital doorbell Introduction 1.  This intercom system is our own patent.2.  It works like the office intercom system but without switch...
phone intercom  from factory

phone intercom from factory

digital door bell perfect two way audio AFH technology,stable super anti-jamming capability cmmunication distance >300m digital doorbell Introduction 1.  This intercom system is our own patent.2.  It works like the office intercom system but without switch...
digital door bell from factory

digital door bell from factory

digital door bell perfect two way audio AFH technology,stable super anti-jamming capability cmmunication distance >300m digital door bell Introduction 1.  This intercom system is our own patent.2.  It works like the office intercom system but without switch...



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