Please Note:

2.It is normal for the sound to resonate because the distance between the sounding device and the listening device is too close. When you put the phone farther away, the resonance phenomenon will not exist.

3.The box of the product has nothing to do with the product itself, because it is a neutral box.

4.Vga is not include,you can buy from US by click the picture attached as below.thank you.

What is coaxial Audio function

1.it is a function that the coaxial audio camera connect to coaxial DVR only by BNC cable,then can transfer sound and can hear sound from smartphone.No need add sound pick up device.

2.you can add one speaker,or add a HDMI monitor which built in speaker,then you can hear sound,

3.you can add a microphone or use smartphone,connect App of the DVR and talk.

Channel type

4CH 1080N

Language

More than 8 kinds of languages supported（English,Italian Polish、Portuguese、Romanian、Russian、Spanish、Turkish)

Main display

4CH



Encode H.265 Main stream and sub stream

Display resolution(Be sure your monitor support the default resolution,if lower to

the display resolution,will cause out of range,mean it will can not show DVR.will be black screen,need switch to lower display resolution)

4CH

Coaxial audio

Support 4CH coaxial audio (need camera with microphone,TVI camera or AHD camera,you can buy from US)

How to connect App Tuya

Connect Rj45 cable to DVR network port  with Wifi Router.then power on the DVR.wait it reboot.after reboot,scan the QR code of ShortURL

Features:

1. H.265/H.264 Video compression

2. TVI/AHD/CVI/ IP four in one，Multi-mode input, HD analog vido encoding, support for high-definition analog and high-definition network video input

3. Using cloud services, easily achieve a variety of network penetration; one step to achieve remote monitoring, and no need various complicated network settings. It is convenient and easy operation

4. Support coaxial audio

5. Support mobile phone remote monitoring（IPhone /Android）

6. Supports VGA, HDMI output simultaneously

7. Powerful Network Services（Support DHCP、PPPOE、FTP、DNS、DDNS、NTP、UPNP、EMAIL、IP Competence、IP Search ）,Perfect matching（Client、SDK）,Easy to achieve mutual-communication

8. 8 kinds of languages supported

Technical Parameters:

Model		4CH 1080N XVR
system	DSP	MC6630
	AD	TP2830
	DDR	1G
	Video Compression	H.265/H.264
	Operating	Embedded Linux
Video	Input	4CH
	VGA output resolution	1440*900,1280*1024,1280*768,1280*720
	HDMI output resolution	1920*1080,1440*900,1280*1024,1280*768,1280*720
Audio	Audio input	4CH Coaxial / 1CH RCA
	Audio out	1CH
	Intercom	Yes
Decoding	Encoding	4CH * 1080N/25fps
	Synchronous Playback	1CH * 1080N/25fps
	Recording Mode	Regular /Manual/Motion detect
Operation	Multiplex Operation	live display& instant playback, record, Slice playback, backup and network
Network management	Network protocol	TCP/IP, DHCP, Cloud,P2P,DDNS, NTP, SMTP
Backup	USB HDD /U-disk	Yes
	USB update	YES
	Backup file format	DAV、AVI
Client	Mobile phone operating system	IPhone, Android
Storage	HDD number	1*10TB
	E-SATA	NO
Extemal interface	Network interface	10 / 100 Mbps Ethernet (RJ-45)
	RS485	NO
	USB interface	2*USB 2.0
Other	Power supply	DC12V / 2A
	Working temperature	-10°C ~60°C
	Humidity	10% ~ 90% Humidity

Parcel include:

1*DVR Board

1*Sata data cable

1*Sata power cable

1*Button Battery

Please note:

1.Please be sure to register a Tuya or Smartlife account, and then add devices. Never add devices as a tourist. If you uninstall Tuya,

you will never be able to connect to your DVR again. Because you lost your visitor ID account.We are not responsible for the inability of your device to connect to your mobile phone again because you are connected as a tourist.

We do not accept such disputes

2. It is not recommended to use the Tuya cloud computer terminal to log in,

because the tuya smartlife web terminal is only suitable for H264 devices and runs slowly. H265 devices cannot be displayed on the Tuya web side.

3. We have specially developed a computer terminal for this DVR, if you need it, please contact me.

4. It is not recommended to use a WiFi camera to connect to the DVR via wireless mode. Because the wifi camera signal is unstable, this causes the DVR to keep restarting.

For IP mode,must make sure your IP camera support Onvif,if not support ONVIF,can not search and connect.

5. If you find that the picture keeps flashing while watching on your mobile phone, please contact us and we will update the firmware for you. Only one Korean customer has been found to experience this type of problem so far.

6. At present, some customers in Russia have responded that the Tuya App cannot be downloaded on the mobile terminal. We recommend using smartlife. They are the same App. If you're worried about not being available on your phone,

We suggest that you try to download and register App Tuya or App Smartlife before purchasing. If you are sure that you cannot register, please don't buy it. If you buy it, the buyer will be responsible for the loss.

7.4CH 1080N DVR not support WEB,others support.but need install a tool,and only can work for IE Browser,others not work.

8.for IP mode or Hybrid mode,please not connect wifi camera by wireless mode,must connect IP camera By RJ45 cable.and we not We do not accept any disputes arising from the incompatibility of IP cameras with this DVR, such as flickering images,

or black screens caused by unstable image signals. If you use a brand of IP camera, you'd better buy the same brand of NVR.

9.The device built-in battery, which is used to save and update the time. When there is no power, the time can be saved, but even without this battery,

as long as the network is connected, the time will still be updated.for some country,built in battery maybe can not send,So if it returned back due to battery,I

hope you can agree send without battery,thank you.

10.This is a motherboard accessory. Please be careful during operation and take anti-static measures to avoid damage to the circuit.

or each product,we will test and shoot a video before shipping, confirm that there is no problem before shipping. We are not liable for damages deemed

to be caused by improper operation.

Shipping:

1.We only ship to your confirmed address. Please make sure your shipping address is correct before purchase. if you are Russian customers,please also make sure your Recipient Name must your full name.

2.Most orders will be shipped out within 3-5 working days upon payment confirmation.

3.Free shipping is by Titido Standard shipping or other ship way,usually takes around 18-35 working days,maybe take more than 1 month to some countrys.So if you want to get the goods urgently, please choose other express way.

4.We will shipped out the items quickly, but there will be a delay for something we can not control (such as the bad weather). If it happens, just contact our customer service, we will help you check and resolve any problem.So hope you won't hold this give us a low score,thank you in advance.

5.Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying.

Terms of sale:

We hope our products can always make you satisfied. If there's anything wrong, please contact us at the first time, through chat on line system or e-mail within 3 days after the arrival, better with pictures to show the problem clearly.

If you need to return, pls do it within 7 days after the arrival, the buyer is responsible for the delivery fee.

Contact us:

If you have any problems, we are very glad if you can contact us.We will try our best to help you.Hope have a good cooperation with you for a long time.Don't forget to leave us good rating, thank you!