Waterproof Headset Handheld Two Way Radios - Product

Other Specification :  1.Brand Name: TA 2.Model Number: TA-521 3.Type: Headset 4.Dimensions: L*W*H=28cm*6cm*4cm 5.Frequency Range: 2402~2483MHz 6.Storage Channel: 83channels 7.Talk Range: 500m 8.current: 150mA 9.operating Power: DC 3.7V 10.working Temp: -40~+70degrees Waterproof Headset Handheld Two Way Radios / Walkie Talkie For Group Specifications: Technical Parameters - - - - | Master Phone | Extension Phone | Standby Electric Current | 150MA | 60MA | Operation Electric Current | 180MA | 150MA | Operating Voltage | 7.2V | 3.7V | Transmitting Power | 19 DBm | 19 DBm | Receiving Sensitivity | -105dBm | -105dBm | Operation Time | 10 Hours | 14 Hours | Operation Temprature | -40C-70C | -40C-70C | Operation Distance | 1, Master Phone To Extension Phone Is 300m In Opend Land 2, Extension Phone To Extension Phone Is 700m In Open Land | - - - - Micro Wireless Group Radio Technical Specification 1. A Single Master And One (or More) Extension Consists Of A Set, Simple Operation. In Line With The Provisions Of The Ministry Of Information Industry. 2. Uses The 2.4GHz Public Band: 2402~2483.5Mhz. 3. Use Adaptive Frequency Hopping, AHF, With The Channel Change Mechanism 4. Transmit Power: 19dBm, Receiver Sensitivity-105dBm 5. Sky Wireless Transfer Rate: 2Mbps 6. High AD Sampling, 8bit Accuracy, 8K Sampling Rate 7. Frequency Range: 300Hz~3.0KHz 8. Micro Wireless Group Radio. A Number Of Group-host, You Can Cover All Group Information To Other Groups From The Machine. 9. The Main Chip High-speed ARM Core, For The Majority Of Voice Synthesis Operations. 10. Communication Distance: Open Extension 700 Meters Around The Host Effectively. 11. Earphone: 2.5 Connector Ear Plugs, Ear Hook Headset.

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