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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: TYH, TYH
  • Model Number: M35-16
  • Warranty: one year
  • Sim card slot: 16
  • Interface type: USB
  • Sending: bulk sms
  • Color: black
  • Function: imei change
  • Frequency: 900/1800MHZ. 850/19OOMHZ
  • Weight: 4.5kg
  • Antenna: 16

Packaging & Delivery

Packaging Details: 30 x 22x 15cm ,4.5kg
Delivery Detail: Shipped in 3 days after payment

Best buy change imei 16 port gsm modem sms api gateway



1. Support Quad band
2. Support Gprs,TCP/IP Protocol
3. Unlimited Imei Change
4. Make calls,with earphone
5. Provide SMS Caster



GSM Modem Basic Characteristics

Quad Band GSM Modem: 850/900/1800/1900Mhz (worldwide use)

Just like 16 single-channel equipments work at the same time

Can insert 16 sim cards (big or small)

M35 16 port GSM Modem pool support change imei by AT command

Send about 1500 sms per port per hour

Connection with the computer through a data line can be integrated with serial 16

Customized making call function(Optional,if you need,you have to pay another 5%USD)

Compatible with OS: Linux / XP / Vista / WIN7 / WIN8 etc.


Tech Parameters



 QUECTEL M35 module 64 port gsm modem pool

Radio-frequency performance

 Quad-band: 900/1800Mhz / 850/1900Mhz


 Support Text and PDU mode

Power consumption

 Voltage : 3.6V



Single-channel input V:


Single-channel input C:

 MAX 1.7A, average 270MA

Baud rate:

 Default 115200bps

Transmit-receive rate:

 1000-1500 sms /Hour

AT command control standards:

 GSM07.07, GSM07.05 and other extension  


 50 ohm,3dB gain


 Standard 1U

Range of temperature:

 - 35°C to +80°C working

 - 40°C to +85°C conserve



SIM interface:

 8/16/32/64 SIM cards slot

Antenna interface:

 SMA antenna

Voice interface




How to change the M35 16 port gsm modem pool imei

Use putty to login the module

Input the at command ATE1 to echo display

//WRITE:AT+EGMR=1, 7, "359231033480797" this at command 

will change the module imei to 359231033480797, and pls notice that 

you have to use the correct imei number if not the imei will be changed 

back to factory after reboot.  


How to make a call by 16 port gsm modem pool

Login the module and plugin the earphone in the module.

Input the at command ATE1 to echo display

Use at command ATD to make a call. Such as you want to 

dial 10086 then you need fill at command ATD10086; then 

you can hear the ring from the earphone. You can use at 

command ATH to handup a call.


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Company inside




Any question,contact me freely!

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