Retekess TR640 - Page 4

DAB：174.928MHZ-239.200MHZ
2
Reception sensitivity
FM≦15 dB
DAB≦-48dB
3
Static current
≤200uA
4
Maximum current
≤890MA
5
Speaker
4 寸，4Ω，8W
6
SNR(Signal to Noise Ratio)
40 dB
7
Station storage number*
90（30 network radio mode、30 FM radio mode、30 DAB
radio mode）
8
Bluetooth version
VER 5.0
9
Bluetooth receiving distance
≤10m
10
Bluetooth band
2.400~2.4835GHz
11
Bluetooth RF receiving power
-90 dBm
12
WIFI frequency band
2.412~2.484GHz
13
WIFI RF received power
-108dBm
14
DC
DC 6V（1.5V AA battery × 4pcs）
15
AC
220-240V~50Hz / 110V~60Hz （Check the voltage
information on the body label）
16
TF/USB card play format
Support MP3，WMA，WAV、APE，FLAC play
17
TF card maximum supporting
capacity
256G
18
Size
210X125X60mm
19
Net weight
DAB：783g
Non-DAB：776g
*Note: Only DAB version supports FM and DAB functions, and the storage capacity of non-DAB
stations is 30 (network radio mode).
Accessory List
Name
Number
Radio
1
Remote Control
1
Power Cable
1
User manual
1
3. Power On and Standby
3.1 First power on (without connecting network)