Buy nepaliedu product sale walkie talkie, Buy Quality uhf walkie talkie directly from China walkie - talkie Suppliers: 10pcs/lot SA818 - VHF | UHF Walkie Talkie Module 1W 3.5km - 5km long distance RDA1846S chip 134 - 174MHz walky talky module Enjoy Free Shipping Worldwide! Limited Time SaleEasy Return.
10pcs/lot SA818 - VHF Walkie Talkie Module 1W 3.5km - 5km long distance RDA1846S chip 134 - 174MHz walky talky
SA818 is a low cost but high performance integrated walkie talkie module.With built-in high performance microcontroller, narrow band rf transceiver and standard UART interface it can be easily used and succeed all the walkie talkie function with good quality voice and long distance transmission. Users only need to connect external audio amplifiers, microphone or speaker with this module ,then it can work as a small walkie talkie with 1W output. In open area, it can easily achieve 3.5-5Km communication. Simplified interface and ultra small size make this module a wide range of applications, also can conveniently embed into various handheld devices,to improve the comprehensive performance of end products.
*Frequency: 400 ~ 480 MHz (UHF) /134~174MHZ (VHF)
*Tx and Rx frequency, Tx and Rx CTCSS,CDCSS can be set alone.
*Band width 12.5/25KHz
*Output power up to 1w
*Transmission distance up to 3.5 to 5 km in Open area
*Sensitivity: - 124 dBm
*Built-in EEPROM, data kept unchanged even powered off
*8 level squelch
*8 adjustable volume
*high/ low power is optional (500mw-1w)
*wide range of working voltage 3.3 to 5.5 V
*1ppm KDS TCXO crystal
*small walkie talkie
*Invisible intercom system
*building community security system
*audio surveillance system
If you need UHF(400~480MHz) frequency, just leave message please.
Shipment: Free shipping by China post
average based on 1 reviews.User Rating 5.0 (1 votes)
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