Technical specification

•  A single master and one (or more) extension consists of aset, simple operation. In line  with  the provisions of the Ministry of information industry.
•  Uses the 2.4GHz public band: 2402~2483.5Mhz.
•  Use adaptive frequency hopping, AHF, With the channel change mechanism
•  Transmit Power: 19dBm, receiver sensitivity-105dBm
•  Sky wireless transfer rate: 2Mbps
• High AD sampling, 8bit accuracy, 8K sampling rate
• Frequency range: 300Hz~3.0KHz
• Micro wireless group radio.
•  The main chip high-speed ARM core, for the majority of voice synthesis operations.
• Communication distance: Open extension 700 meters around the host effectively.
•  Earphone: ¢ 2.5 connector ear plugs, ear hook headset.
•  Extension phone: DC 3.7V 2000mAH li-ion battery                                                           Master phone: DC 7.2V 1600mAH li-ion battery

Applicable Scope:

• Electric power construction job site overhaul
• Power System and equipment maintenance
• Mining ,Construction  sites contact
• army patrols communications
• Railway Construction Contact
• Oil Field Construction Contact
• Golf Course intercom
• Airport personal deployment command
• Traffic Police on duty communication
• police patrol communication

Packing Information

• One set per box, 28 boxes in a carton 
• One set/sales box NW: 1kg  GW: 1.5 kg
• 28sets/carton NW: 35kg   GW: 42kg
• Sales box weight: 0.5kg
• Sales Box size:   L*W*H=26cm*21cm*6cm
• Transport carton weight: 0.843kg
• Transport Carton size:  L*W*H=55cm*43cm*35cm

Accessory  screw, solar rechargeable battery,manual, power adapter 12V