All-in-one Walkie Talkie Module Kit SA828 UHF FM Transceiver Small Volume Embedded Wireless Interphone Module

All-in-one Walkie Talkie Module Kit SA828 UHF FM Transceiver Small Volume Embedded Wireless Interphone Module

Name: All-in-one Walkie Talkie Module Kit SA828 UHF FM Transceiver Small Volume Embedded Wireless Interphone Module
Brand: Elecbee
SKU: EB0042233
Price: 29.99 USD
Availability: InStock

$4,99

SKU: EB0042233

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Model

- +

Product Features:

Full frequency band 400~480 MHZ/134~174MHZ

Transmit receive frequency independent

Bandwidth 12.5/25 KHz

Output power up to 1W

Open distance is 4-5 km

High receiving sensitivity: -124dBm

Highly integrated small volume

38-level CTCSS analog sub-audio code (available with PC software and serial port)

166-level CDCSS digital sub-audio (PC software and serial port can be set)

8-level squelch

Volume external potentiometer adjustment

High and low power options (500mW-lW)

Wide range of operating voltage 3.3-5.5V

Built-in EEPROM, data power-down save

Stable with 1.5ppm TCXO crystal

Applications:

Small walkie talkie

Ignore the intercom system

Building community security system

Outdoor sports products

Audio monitoring system

Parameter	Test Conditions	MIN.	Typical	MAX.	Unit
Operating voltage range		3.3	4.2	5.5	V
Operating temperature range		-30	25	70	°C
Current consumption
Sleep current			<3		uA
Receiving current			60		mA
Emission current (high power)			650	750	mA
Emission current (low power)			450	550	mA
Transmitting RF parameter
Operating frequency range		400		480	MHZ
Transmit power (high power)	@VCC=4.0V	28	29.5	31	dBm
Transmit power (low power)	@VCC=4.0V	25	26.5	27	dBm
Modulation sensitivity	®1. 5Khz/2. 5KHZ Frequency offset		10		mV
Audio modulation distortion	®1. 5Khz/2. 5KHZ Frequency offset		2	5	%
Signal to noise ratio	®1. 5Khz/2. 5KHZ Frequency offset	38	40	45	dB
Adjacent channel power	@12.5K offset		-60dBc		dBm
CTCSS modulation frequency offset		0.35	0.5	0.75	KHz
Receiving RF parameter
Receiving sensitivity	13dB output voice signal ratio		-124		dBm
Receive signal to noise ratio	@1.5KHZ frequency offset	45	50		dB
Audio output amplitude			2		W
Audio output impedance			8		ohm

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Pin number

Pin definition

Description

MIC+

External microphone positive

MIC-&a see more

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All-in-one Walkie Talkie Module Kit SA828 UHF FM Transceiver Small Volume Embedded Wireless Interphone Module

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Description

All-in-one-Walkie-Talkie-Module-Kit-SA828-UHF-FM-Transceiver-Small-Volume-Embedded-Wireless-Interpho-1429846

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Q & A

: Where is the origin of Elecbee products? Are they certificated?

2023-03-03

Answer:

Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.

2023-03-03

: What forms of payment do you accept?

2023-03-03

Answer:

Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.

2023-03-03

: When will you arrange shipment?

2023-03-03

Answer:

After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.

2023-03-03

: How to exchange or return?

2023-03-03

Answer:

1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.

2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;

3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.

2023-03-03