GS-89m-J 
 High-performance, low-power intelligent satellite receiver satellite receiver module or engine called 
 Using l MediaTek designed the 32-channel GPS receiver chip, is a complete GPS receiver with full functionality, to meet the stringent requirements of professional orientation and personal consumer demand 
 Product Description | Product Information 
 Name of the main parameters 
 Chipset MTK3329 
 Sensitivity-164DB 
 Power search: 45mA 
 After positioning: 35 mA 
 Dimensions 25.4 (L) x25.4 (W) x3 (H) mm 
 Weight of 7 grams 
 Celsius operating temperature -40 ° C ---- +80 ° C 
 Celsius Storage temperature -45 ° C ---- +85 ° C 
 Operating voltage 3.3-5.5V (VDC) 
 Satellite channel 32 
 Location Update 1 seconds 
 Positioning time (average) Hot start: 1 sec 
 Warm start: 33 seconds 
 Cold start: 36 seconds 
 Positioning Accuracy Position: 10 meters CEP (CEP) 
 Speed: 0.1 m / s 
 Time: 1 microsecond 
 Use of Altitude: less than 18,000 m 
 Speed: less than 515 m / s 
 TTL output format 
 Data output (nmea0183) GPGGA, GPGSA, GPGSV, GPRMC, GPVTG, GPGLL optional. 
 Earth coordinate system WGS84 
 Transfer rate 4800,9600,38400 optional 
 Antenna, external antenna connection 
 No battery backup 
 Chip 30pin module connection pins (15pin feet on each side)