H = 115 dB(A)
M = 110 dB(A)
L = 102 dB(A)
Technical data
Frequency range:
446 MHz (PMR), 433 MHz (LPD)
Operation mode:
Half duplex
Channels:
Max 69
Channel raster:
6,25
Channel separation:
12,5 kHz and 25 kHz
Modulation:
FM: 2,5 kHz and 5 kHz
Microphone type:
Dynamic (MT7)
Receiver sensibility:
Typical-122 dBm
Selective squelch:
CTCSS (38 sub channels)
DCS (83 codes)
Output power:
High power: 200 mW
Low power: 25 mW
(MT7H7*4310-EU: 10 mW)
Range:
Up to 3 km depending on conditions
Power supply:
3,7V LiIon ACK081
Power consumption:
Stand-by: <59 mA
Receiving: <70 mA
Transmitting high power: <230 mA
Transmitting low power: <160 mA
Operating time:
20 hours
Operating temperature:
-20°C to +55°C
Storage temperature:
-40°C to +55°C
(K:3)
5) 453 g
MT7H7B4410-EU, MT7H7B4310-EU Neckband
SNR=33 dB H=34 dB M=30 dB L=23 dB
Frequency (Hz)
1)
63
125
250
500
1000
2000
4000
8000
Mean attenuation (dB)
2)
20.5
18.3
24.8
32.7
36.2
35.3
39.5
39.4
Std deviation (dB)
3)
4.0
3.0
2.8
2.8
3.6
2.5
3.5
2.7
Assumed Protection Value (dB)
4)
16.5
15.2
22.0
29.8
32.6
32.8
36.0
36.7
Average level / electronic input signal x = 75 mV =82 dB(A)
Criterion Levels
(L)
(M)
(P:1)
The product is in conformity with the provisions set out in the following directives.
Thereby it fulfils the requirements for CE marking.
• PPE directive 89/686/EEC
• R&TTE-directive 1999/5/EG
• ROHS-directive 2011/65/EU
The product is tested and approved in accordance with following standards:
• EN 352-1:2002, EN 352-3:2002, EN 352-4:2002, EN 352-6:2002, EN 301 489-1 V1.8.1, EN 301 489-5 V1.3.1,
EN 220-1 V2.3.1, EN 300 296-2 V1.2.1, EN 62479:2010, EN 60950-1:2006 +A11:2009+A12:2011+ A1:2010+AC:2011
The product has been examined by:
• Combitech AB, Änkhusgatan 9, Box 1017, SE-551 11 Jönköping, Sweden. Notified body #2279
• BACL, Bay Area Compliance Labs Corp (Shenzhen), 6/F, the 3:rd Phase of WanLi Ind Build ShiHua Road,
FuTian Free Trade Zone, Guangdong, Shenzhen, China, Notified body #0313
(P:2)
(P:3)
RMS
Voltage mV
Mean sound
Pressure dB(A)
STD sound
Pressure dB
21,4
70,0
0,88
38,0
75,1
0,95
67,6
80,1
0,96
120,2
85,1
0,97
213,8
90,0
1,00