Shenzhen Hongdian Technologies Corporation

Modem

Product Details:

Place of Origin	Guangdong, China
Brand Name	Hongdian

Payment & Shipping Terms:

Minimum Order Quantity:	1 Set/Sets
Packaging Details:	Hongdian Packing or OEM Packing
Delivery Time:	within 2 weeks
Payment Terms:	L/C,T/T,Western Union

I'm online
Chat now!

View Contact Details

« Prev Product ... 8 9 10 11 12 13 14 ... Next Product »

Detailed Product Description

H6x21 wireless Modem is designed for industrial applications based on 2.5G/2.75G mobile network. It is developed at platform infrastructure with modular options. On the basis of many years mobile communication experiences and industrial application requirements, it is integrated with watchdog circuit and link detecting function. Co-working with Hongdian dialup software, H6x21 modem
can detect radio channel and modem operation status itself. If the link dropped or hardware failed, H6x21 modem will redial or reset automatically. With this advanced function, customers can have reliable, flexible, economical data communication services at anywhere and anytime.

H6821 Series CDMA 1x Modem Functions

1) Basic Functions

Support 800/1900MHz dual band

Ease to use, reliable and flexible

Complied with FCC/SAR and CDG 1/2&3 standard

Always online and operation mode selection

Real clock

2) Enhanced Functions

Watch dog design, ensure modem alive

GPRS link detection and redial (work with Hongdian dialup software)

Support dial up control

Send SMS via PC

Support RS-232 interface

3) Special Functions

Power control
    On/Off via interface connector
    User can control Modem operation of PIN-Off power on, PIN-GND power off
    Save power

Built-in RF module supervision
Built-in RF module status detection
Reset RF module when it out of service

Reset outlet
Ground the reset PIN 500ms restart modem

Serial Port Reset
    Reset MODEM via RS-232 control PIN
    Save the I/O resources
    No interrupt with data communication
    Only few source code program to control

H6821 Series CDMA 1x Modem Specifications
1) Voice

Voice and Emergence Call

Support QCELP 13k voice coding

Echo canceller and noise suppression (option)

Support DTMF signaling

2) CDMA1x data

Support IS 707 data service

Support 153kbps packet data

Support Class 2.0 Group 3 facsimile

CDMA 2000 spread spectrum

Complied with IS-95A, IS-95B CDMA interface
3) Interface

Antenna: 50ohm/SMA/Female

UIM card: 3V

Data interface:RS-232

Voice: Ear/Microphone

4) Operation System

Windows 9x/NT/2000/XP

Linux

5) Power Supply

+5VDC

6) Power consumptions:
Max. current: 350mA@+5VDC
Idle: 25mA@+5VDC
7) Others

Mechanical
98x100x23 (not include antenna)

Weight: 150g

Operation temperature: -5~+40ºC

Related humidity: 95%(non-condensing)

Ordering Information

H6821 CDMA 1x modem has been used at many circumstances. Considering the application environment, customers can order different modules and accessories in accordance with their requirements. There are following models which can be selected.

Product	Model	Note
CDMA MODEM	H6811	USB Interface, Wavecom module inside, 800 Single band, 800/1900Mhz Dual band optional.
	H6821-Z+	RS-232 Interface, ZTE module inside, 900/1800Mhz Dual band. Either +5VDC or +7.5~26VDC.
	H6821-W	RS-232 Interface, Wavecom module inside, 800 Single band. Either +5VDC or +7.5~26VDC.
	H6821-W2	RS-232 Interface, Wavecom module inside, 800/1900 Dual band. Either +5VDC or +7.5~26VDC.