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

Name: SA618F22-C1 Mesh Wireless Digital And Audio All-In-One Full-Duplex Transmission Module
Brand: MicroHello
SKU: SA618F22-C1-001
Price: 78 USD
Availability: InStock

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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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
Bandwidth（BW)			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 output（line out)	Load 16 Ω			40	mW
Delay parameters	8channels	160	200	240	ms

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

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