
10pcs/lot SA818 - VHF | UHF Walkie Talkie Module 1W 3.5km - 5km long distance RDA1846S chip 134 - 174MHz walky talky module
Cooltech Store
Precio habitual $133.38
- 10pcs VHF (134 - 174 MHz) Walkie Talkie Module SA818
If you need UHF(400~480MHz) frequency, just leave message please.
Product Picture:
Electronic Specifications:
Features:
*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
*Small size
*Built-in EEPROM, data kept unchanged even powered off
*38 CTCSS
*166 CDCSS
*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
Application:
*small walkie talkie
*Invisible intercom system
*Sport products
*building community security system
*audio surveillance system