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SA628F30 410MHz-490MHz Full Duplex 1W Long Range Wireless Audio Module

DWM24062801

SA628F30 1W full duplex wireless voice module with mesh network. Easy setup, high-quality voice, LoRa technology, OTA upgrades, and eco-friendly production.

$100.00
Tax excluded
Quantity

Description

SA628F30 is a 1W output power full duplex wireless voice module with mesh network. SA628F30 is very easy to use. It start to work by just connecting antenna, power supply and speaker, microphone, Audio amplifier, RF channel switch, volume adjustment are all embedded on board. SA628F30 has USB interface, and specified PC software. It can be configured and SMS Tx/Rx easily by the PC software.

The SA628F30 module has built-in high speed micro -controllers, high quality voice Codec, high-performance RF chips and amplifiers. This wireless module adopts the newest generation LoRa chip, which has the characteristics of low power consumption, long distance, and flexible frequency adjustment. SA628F30 has I2S and analog audio interface for different application. SA628F30 support full duplex SMS communication.

SA628F30 embed very good voice codec, which achieve much better voice quality than walkie talkie in the market.

SA628F30 supports concurrent Tx and concurrent Rx. It support maximum 8 devices transmitting simultaneously. There is no limitation in receiving. Mesh Network is available to extend the range. The mesh function is easy to achieve by setting the modules as Node, Router or Node & Router.

SA628F30 can be upgraded over air ( OTA ) or by serial communication.

SA628F30 strictly uses lead -free process production and testing, which meets the standards of ROHS and Reach

Features

Frequency Band: 420~510MHz(Customizable 150-960 MHz)

USB Interface

PC software configuration, easy operation

8-ChannelsFull-Duplex Data/Voice Communication

Echo cancellation function

VOX & PTT

OTA &Serial upgrade

I2S Digital voice+analog voice

Line In + Mic input

Mesh Network, concurrent Tx/Rx

3-4KM transmission distance in the open area

High Receiving sensitivity:-117 dBm

Low power consumption

Character

Parameters

Condition

Min.

Typ.

Max.

Unit

Power Supply

3.3

4

5.5

V

Working temperature

-30

25

70

Current consumption

Sleep current

65

uA

RX Current

@no voice output

75

mA

TX current(High power)

4.2v,@30dBm 

450

mA

RF Parameters

Working Frequency

UHF 

410

490

MHz

Customizable frequency

150

960

MHz

Default frequency value for 16 channels

UHF(1MHz interval)

440.125

455.125

MHz

Transmit power

Default:32dBm

15

30

32

dBm

Bandwidth(BW)

500

KHz

Receiving sensitivity

-117

dBm

voice parameters

Modulation sensitivity

10

100 

mV

Receive signal-to-noise ratio(SNR)

90

dB

Frequency response

60

3800

Hz

Voice output(line out)

Load 16Ω 

40 

mW

Voice output power(SPK+,SPK-)

Load 8Ω 

2000 

mW

Delay parameters

2channels

80

ms

3channels

120

ms

4channels

160

ms

6channels

240

ms

8channels

320

ms

PIN DEFINITION

Pin No.

Pin name

Description

1

SPKOUT+

Connect with 8 ohm 2W speaker

2

SPKOUT-

Connect with 8 ohm 2W speaker

3

MIC_N

Connected with the negative of external microphone 

4

MIC_P

Connected with the positive of external microphone

5,14,23

GND

Connect to the negative pole of the power supply

6

LINEIN

Line in ,maximum 1VRMS

7

LINEOUT

Line out , Connected external16Ω earphone

8

Reserved

NC

9

8

the onboard 16 RF channel switch, eg. When the rotary switch changed to channel 11th, the output ( 8, 4, 2, 1 ) is:  

1011:  channel 11th

10

4

11

2

12

1

13

VCC

VCC(3.3-5.5V)

15

SDIN

ExternalI2S(0-3.3V)

16

BCLK

ExternalI2S(0-3.3V)

17

WS

ExternalI2S(0-3.3V)

18

VOL-ADJ

50K variable resistoris recommended

19

SD

External I2S (0-3.3V)

20

PTT

Press to talk, 0: RX mode, 1: Tx mode.  Pull up internally

21

MCLK

External I2S (0-3.3V)

22

CS

0: sleep, 1: working, Pull up internally.

24

NC

Applications

Fire emergency communication

Subway, tunnel communication

Riding system

High-quality full duplex walkie-talkie

conference call system

Building community security system

Security intercom system for special scenarios

Headset walkie-talkie

Special job assignment walkie-talkie

Package Include

1x SA628F30 voice module

1x Antenna

1x Speaker

Useful Link:

Datasheet

User guide

Update Tool

Configure tool

Product Details
DWM24062801
300 Items
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SA628F30 410MHz-490MHz Full Duplex 1W Long Range Wireless Audio Module

SA628F30 1W full duplex wireless voice module with mesh network. Easy setup, high-quality voice, LoRa technology, OTA upgrades, and eco-friendly production.

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