| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $33.55 | $32.86 | $31.83 | $30.46 | Contact US |
FreeBCI-USB-I Type 16-Channel EEG Acquisition Board Fast Response Isolated Wired Acquisition Module with Shell
$628.02
FreeBCI-USB-I Type 16-Channel EEG Acquisition Board Fast Response Isolated Wired Acquisition Module without Shell
$589.15
FreeBCI-USB-I Type 8-Channel EEG Acquisition Board Fast Response Isolated Wired Acquisition Module without Shell
$336.52
WH-LTE-7S4 V2 USR 4G DTU Module Transparent Transmission Wireless Module Support 2G/3G/4G Network
Hardware Interface:
Package: DIP 23pin
Power supply: 3.4V~4.2V / 5~16V
LED: module status indicator function
SIM/USIM card: standard 6-pin SIM card interface, 3V/1.8V SIM Card
USB protocol: USB 2.0 high speed
Antenna: IPEX seat
UART: TTL (3.3V/5V)
baud rate（bps）: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800
Dimensions:
Size: 44.4 x 41.8 x 12.5mm(with pin height)
Weight: 15g
Temperature and Humidity Range:
Operating temperature: -20℃~ 70℃
Storage Temperature: -40℃~ 85℃
Working humidity: 5%~95%
Technical Specifications:
TD-LTE: 3GPP R9 CAT4, downlink 150Mbps, uplink 50Mbps
FDD-LTE: 3GPP R9 CAT4 downlink 150Mbps, uplink 50Mbps
WCDMA: HSPA+ downlink rate 21Mbps, uplink rate 5.76Mbps
TD-SCDMA: 3GPP R9, downlink rate 2.8Mbps, uplink rate 2.2Mbps
GSM: downlink rate 384kbps, uplink rate128kbps
Band:
TD-LTE: band 38/39/40/41
FDD-LTE: band 1/3/8
WCDMA: band 1/8
TD-SCDMA: band 34/39
GSM: band 3/8
Power Level:
TD-LTE (band 38/39/40/41): +23dBm (power class 3)
FDD-LTE (band 1/3/8): +23dBm (power class 3)
WCDMA (band 1/8): +23dBm (power class 3
TD-SCDMA (band 34/39): +24dBm (power class 2)
GSM band 8: +33dBm (power class 4)
GSM band 3: +30dBm (power class 1)
Software Features:
Data services: support PPPD/RNDIS/ECM dial-up
SMS: support PDU/TEXT SMS
TCP/IP protocol: IPv4, IPv6, IPv4/IPv6 dual stack
Operating system: support windows/linux/Android
Data transfer: support simple transparent transmission, HTTPD function, UDC function
auxiliary function: heartbeat packet, registration packet, Sockets, FTP upgrade, base station positioning
Parameter configuration: serial port, Network and SMS AT instructions configure
Features:
-Support Mobile 2G/3G/4G
-Support China Unicom 2G/3G/4G
-Support Telecom 4G
-5-16V wide voltage
-Built-in SIM card slot
-FOTA differential upgrade
-4G transparent transmission, 5 modes and 13 frequencies
-Compatible with 7S4 and 7S3 pins
-AT command control
-Support two network connection
-HTTPD Client function, support serial data HTTP (GET/POST) submission
-SMS text message function
Package List:
1 x WH-LTE-7S4 V2 Module
