QYT KT-7900D 25W Quad Band Quad standby 144/220/350/440 MHZ 

Mini Car Mobile Radio


***Warnning***

1. For the car radio, Please choose the right antenna for it. Check the frequency range and power of the antenna before install to the radio. 

2. And it also need to install the antenna first, then turn on the radio.

If you do not pay attention on there 2 points, the radio will burn out so that can not turn on, or the power conduit burned to make the power transmission low.


Specification
Quad band, Quad Sand-by, External-Speaker/PTT
Number of Channel :200
Channel Spacing : 25KHz 20K 12.5
Output power:25 W/20 W(VHF/UHF)
Squelch way:CARRIER/CTCSS /DCS/5 Tone/2 Tone/DTMF
Remote Stun , Remote Activate, Remote Skill

Channel Spacing ：25KHz 20K 12.5 

Working voltage ：13.8V DC±15%  

Frequency stability ： ±2.6ppm
Operation temperature： -20+60℃
Output Power;25 W/20 W(VHF/UHF)
Squelch way: CARRIER/CTCSS /DCS/5 Tone/2 Tone/DTMF
Remote Stun , Remote Activate, Remote Skill
Transceiver Dimension(W x H x D) :98(W) x 43(H) x 126(D) mm / 3.85(W) x1.75(H) x5(D) Inch 


Note: if you need the software, please contact us. 

General
Frequency Range VHF:136-174MHz 、220-260MHz  UHF： 350-390MHz  、400-480MHz
Channel Capacity 200 Channels
Channel Spacing 25KHz, 20KHz, 12.5KHz
Channel Step 2.5KHz、5KHz、6.25 KHz、10 KHz、12.5 KHz、25 KHz
Working Voltage 13.8V DC±15%
Squelch way CARRIER / CTCSS / DCS / 5Tone / 2Tone / DTMF
Frequency Stability ±2.6ppm
Operating Temperature -20+60℃
Dimension(W*H*D) 140(W)*43(H)*126(D)mm
Weight 448g

Receiver

Wide Band Narrow band
Sensitivity ≤0.25μν ≤0.35μν
Channel chioce ≥70dB ≥60dB
Intermodulation ≥65dB ≥60dB
Spurious Rejection ≥70dB ≥70dB
Audio response +1~~3dB（0.3~3KHz） +1~~3dB（0.3~2.55KHz）
Signal to noise ratio ≥45dB ≥40dB
Audio distortion ≤5%
Audio output power ≥2W@10%

Transmitter

Wide Band Narrow band
Output power 25W/20W（VHF/UHF）
Modulation Mode 16KΦF3E  11KΦF3E
Channel Power ≥70dB ≥60dB
Signal noise ratio ≥40dB ≥36dB
Parasitic harmonic ≥60dB ≥60dB
Audio response +1~~3dB（0.3~3KHz） +1~~3dB（0.3~2.55KHz）
Audio distortion ≤5%




Service Policy

*About Shipping
1.Please make sure the order address MATCH your shipping address.
2.Orders will be shipped within the processing days (3 Days) after payment verification.  


*About Warranty
1.12month warranty is offered for machine (accessories 6 months)after you received the goods.
2.We test every unit before shipping. Please contact us IN 3 DAYS if it is defective for a replacement.
3. If the item is defective IN 30 DAYS of recieving, we will bear one way shipping fee of warranty. If detective after 30 DAYS of receiveing, buyers have to pay all the extra shipping fee.


*Return Policy
1.All returned items MUST BE in the original condition including box,packaging and all other accessories. Return by POST AIR MAIL.
2. You have 7 days to contact us and 30 days to return it from the date it was received. Please contact us on time before you want to return the items.


*Feedback and Contact US
1. Please give us 5 star feedback if you are satified with our goods and service. It is very important in our business success. We will be appreciate it.
2. Please contact with us at anytime if there are any question before ordering and after ordering. We will try our best to reply you on time.
3. Because of time-difference, We can not give you a quik reply sometimes, Please wait for some more time. Thanks.

Please feel free to contact with us if you need the machine software or need technical support.