Theater Dedicated Full Duplex Handheld Voice Scrambler Walkie Talkie

Specifications Theater Dedicated Full Duplex Handheld Voice Scrambler Walkie Talkie

-Talk & listen together

-Full Duplex

-Unique

-AFH tech

Theater Dedicated Full Duplex Handheld Voice Scrambler Walkie Talkie         Full Duplex function: Talk and listen at the same time , Without PTT button , Workable distance about 300M(master phone and extension phone)   AFH technology: Adaptive Frequency Hopping when the channel disturb   Team working: - 4 pack in a group - 2 pack in a group Suit for :Referee communication ,theater,horseback riding coach and outdoor working and so on .       wireless full duplex communication specification:   - latest long-distance wireless data Voice transceiver modules. - latest high-performance RF radio chip and industrial-grade processing chip, - Equipped with a small amount of external components,such as audio amplifier micro phone speakers etc, - Used industrial-grade design standards.   Applicable Scope: 1) Electric power construction job site overhaul 2) Electricity System and equipment maintenance 3) Mining ,Construction  sites contact 4)  Army patrols communications 5)  Railway Construction Contact 6)  Oil Field Construction 7)  Golf Course intercom 8)  Airport personal deployment command 9)  Traffic Police on duty communication 10)  Police patrol communication 11)  Travel, sports, referee use   Radio Technique Parameter:

	Machine A	Machine B
Battery capacity	1400mAh	1400mAh
Off status current	0mA	0mA
Operation current	110mA	110mA
Operation voltage	3.7V-4.2V	3.7V-4.2V
Transmitting power	18-20dBm	18-20dBm
Receiving sensitivity	-100dBm	-100dBm
Operation temperature	-20°C-70°C	-20°C-70°C
Range	About 500 meters
Operation time	About 6 hours

    How to code/program: Important: the product have been programed/coded in factory, users no need to program again 1. In on status, press and hold the "Code" button till the red light twinkle then release, enter into coding status  2. Try the other machine same as step 1 3. If Configure Code successful within 6 seconds, red light will twinkles three times and machine goes to synchronous mode, after synchronization then go to communication status.       Low Battery:  In standby status, if is low battery (red light twinkle prompt lower battery)   pls use USB cable charger charge the machine,  green light will light in charging status , green light will extinguish when the charging finished   Accssory list:

Accessory	QTY
Machine (master)	One
Machine (extension)	Three
Earphone	Four
Lithium battery	Four
Charger	Four
Manual	One