SA618F22-C1 Mesh Wireless Digital And Audio All-In-One Full-Duplex Transmission Module

SKU: SA618F22-C1-001
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SA618F22-C1 is an upgraded full-duplex wireless digital and audio all-in-one transmission module from our company, featuring shorter latency and supporting high-quality calls for up to 8 users simultaneously. Users can wirelessly transmit data via the serial port and transmit voice signals Microphone,Line in or I2S. The module is equipped with a high-speed microcontroller, echo cancellation circuitry, ESD protection, a high-performance RF chip, and an amplifier, utilizing wideband spread spectru
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  • Output Power:
    420-510MHz
    Customized Frequency
Quantity:
  • SA618F22-C1 Mesh Wireless Digital And Audio All-In-One Full-Duplex Transmission Module
  • Description
1. Description
SA618F22-C1 is an upgraded full-duplex wireless digital and audio all-in-one transmission module from our company, featuring shorter latency and supporting high-quality calls for up to 8 users simultaneously. Users can wirelessly transmit data via the serial port and transmit voice signals Microphone,Line in or I2S. The module is equipped with a high-speed microcontroller, echo cancellation circuitry, ESD protection, a high-performance RF chip, and an amplifier, utilizing wideband spread spectrum technology, resulting in low power consumption, long-range capabilities, and flexible frequency adjustment.
SA618F22-C1 supports multi-channel concurrent reception and relay in a Mesh network.
SA618F22-C1 enables full-duplex communication via the serial port and features wireless data transmission with Mesh networking capabilities. It supports over-the-air (OTA) upgrades or serial port upgrades, allowing users to easily set internal parameters and control its transmission functions through the serial port.
SA618F22-C1 is equipped with hardware and software watchdogs to prevent system crashes and includes reverse polarity protection, overcurrent, and overvoltage protection circuits, ensuring the device operates safely and stably in various environments. SA618F22-C1 is manufactured and tested using strict lead-free processes, complying with RoHS and REACH standards, and is certified by CE and FCC.

2. Features
Frequency Band UHF 420-510MHz (Customizable 150-960 MHz)
Up to 8 devices transmit simultaneously ( Receive unlimited)
Echo cancellation function
VOX function
High integration and compact size
Low power consumption in sleep mode
1-3KM transmission distance in the open area
Supports 2 to 8 people in high-quality simultaneous calls
Shorter call latency
I2S Digital audio+analog audio
Line In + Mic input
Full-duplex data transmission
Mesh Network
Support OTA &Serial upgrade
High reception sensitivity: -117 dBm
3. Applications
Fire emergency communication
Metro,Tunnel communication
Riding intercom system
High-quality full duplex walkie talkie
Conference telephone system
Earphone walkie talkie
Building community security system
Special job assignment walkie talkie
Security intercom system for special scenarios
 

Parameters

Condition

Min.

Typ.

Max.

Unit

Power Supply

 

2.3

3.3

3.6

V

Working temperature

 

-30

25

70

Current consumption

Sleep current

   

12

 

uA

RX Current

@no voice output

 

50

 

mA

TX current(High power)

@22dBm Average

 

60

 

mA

RF Parameters

Operating frequency

UHF

420

 

510

MHz

Customizable frequency

 

150

 

960

MHz

Default shipping frequency

UHF ( 1MHz interval)

440.125

 

455.125

MHz

Transmit power

Default

0

 

22

dBm

Second Harmonic

   

-40

 

dBm

BandwidthBW)

   

500

 

KHz

Receiving sensitivity

   

-117

 

dBm

Audio parameters

Modulation sensitivity

   

10

100

mV

Receive signal-to-noise ratio(SNR)

   

90

 

dB

Frequency response

 

60

 

3800

Hz

Voice outputline out)

Load 16 Ω

   

40

mW

Delay parameters

8channels

160

200

240

ms

Datasheet Download

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