Specification Sheet
TETRA Ear Microphone Spec Sheet
Motorola Ear Microphone System: Compact, Durable Accessory that Meets Demanding Mission Critical Needs
Physical Characteristics
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Dimensions H x W x D (with standard battery)
135 x 55 x 38 mm
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Weight
400 g (including battery, antenna)
Performance Characteristics
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Battery capacity
725 mAh, 7.2V
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Battery life - standard (based on a 05 05 90 duty cycle)
12 hrs, typ
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Frequency bands
380 – 430 MHz
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Channel spacing
25
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Power
1W
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RF power control
3 steps of 5 dB
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OTAR
Yes
Radio Features
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Switching bandwidth
50 MHz
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RF power level accuracy
+/- db 2
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Receiver class
A & B
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Receiver static sensitivity
-112 minimum, -115 typical
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Receiver dynamic sensitivity
-103 minimum, -107 typical
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Scan types
Talkgroup
User Environment
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ATEX gas specifications
II 2G Ex ib IIA T3, IEC Ex rating, Ex ib IIC T4
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ATEX dust specifications
II 3D Ex ibD 21 IP5x T90oC, Ex ibD 22 IP5x ib D21 T90oC (Approved for Zone 22, Equipment Group II)
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Operating temperature
"-20°C to +50°C (Hazardous environments)
-20°C to +60°C (Non-hazardous environments)"
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Storage temperature
-40°C to +85°C
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Humidity
ETS 300 019-1-5 Class 5.1 and 5.2
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Dust and water
IP65 per IEC 60529
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Shock, drop and vibration
ETS 300 019-1-5 Class 5M2
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IP Standards
IP65
Voice Services
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Talkgroups
2048 (TMO) & 1024 (DMO)
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Phone book
1000 entries
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Scan lists
40 lists, 20 talkgroups / lists
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Ambience listening
Yes
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Transmit inhibit
Yes
TMO Services
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Group call
Late entry
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Private call
Half / full duplex
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Telephony
Full duplex
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DGNA
Up to 2047 groups
DMO Services
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Compatibility with
Gateway and repeater
Emergency Voice Services
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Smart emergency
DMO / TMO / DMO to TMO
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Hot mic
Configurable timers
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Location
Send on emergency
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Alarm
Emergency status
Data Services
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Status messaging
100 alias messages
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Short data service (SDS)
20 message inbox, individual or group addresses, send/receive during calls
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Packet data (PD)
7.2kbps - 28.8 kbps gross (single or mutli-slot)
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Browser
Integrated Openwave browser
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PEI
AT commands
Security Features
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Air interface encryption algorithms
TEA1, TEA2, TEA3
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Air interface encryption security classes
Class1 (clear), Class2 (SCK), Class3 (DCK, CCK & GCK)
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Key provisioning
"Secure provisioning tool (key variable loader KVL)
Over the Air Re-keying (OTAR) for SCK and Class 3 (CCK & GCK)"
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Network access
Temporary enable disable (Stun), Permanent enable disable (Kill)
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Authentication
Infrastructure initiated and made mutual by terminal
GPS Specifications
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Simultaneous satellites
12
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Mode of operation
Autonomous or assisted (A-GPS)
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GPS antenna
Integrated in TETRA antenna
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GPS sensitivity
-152 dBm / -182 dBw
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GPS accuracy
5 meter (50% probable)
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Location protocols
ETSI LIP, Motorola LRRP