MTCBA-H4-EN2-GP-P2 Multi-Tech Systems, MTCBA-H4-EN2-GP-P2 Datasheet - Page 111

• Manufacturer Part Number: MTCBA-H4-EN2-GP-P2
• Description: ROUTER WIRELESS QUAD HSPA
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® rCellr

Specifications of MTCBA-H4-EN2-GP-P2

• Function: Transceiver, HSPA, Router
• Modulation Or Protocol: GPRS, GSM, EDGE
• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz, 1575.42MHz
• Applications: AT&T Networks (USA)
• Interface: RJ-45, RS-232
• Sensitivity: -161dB
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 881-1090

+CMUT Microphone Mute Control
High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A)
Description:
Syntax:
Values:
Parameter Storage:
Examples:
This command mutes the microphone input on the product (for the active microphone set
with the +SPEAKER command). This command is allowed only during a call.
<mode>
Command
AT+CMUT=?
AT+CMUT=1
Note: Mute ON (call active)
AT+CMUT?
Note: Ask for current value
Command
Action Command:
AT+CMUT=<mode>
Read Command:
AT+CMUT?
Test Command:
AT+CMUT =?
Microphone Mute Mode
0
1
None
Microphone mute off. Default
Microphone mute on.
+CMUT: <mode>
OK
+CMUT: (list of supported <mode>s)
OK
Responses
OK
Responses
+CMUT: (0,1)
OK
OK
+CMUT: 1
OK
Note: Mute is active (call active)
Chapter 3 – Supported GSM/WCDMA AT Commands
111