Handheld | DMR


diagram indicating highlights of BD505LF


Enhance signal receiving ability.

Speaker and Microphone

Provide clear receive and transmit audio.

LED indicator

Show the radio receiving and transmitting status as green light and red light.

Channel knob

Supports 16 channels to be changed very easily.


Created with Sketch. Slimline and Compact

This lightweright device weighs less than 200g (with antenna and standard battery)

Created with Sketch. Rugged and Reliable

BD505LF is designed and tested to meet Military Standards 810 C, D, E, F and G, including temperature shock, vibration, high & low temperature and humidity. IP54 dust- and water-proof design guarantees the reliability in different environments.

Created with Sketch. Clear Communications

With the use of digital coding and correction technology, transmission of interaction is delivered and received clearly and without interference of background noise.

Created with Sketch. Channel Announcement

This feature allows switching of channels to be quick and accurate even in adverse working conditions.

Accessories for BD505LF

Included as standard with BD505LF Included as standard with BD505LF

Related products that work with the BD505LF

Technical Specifications

General Data

Frequency Range
UHF: 446 MHz
Supported operating modes
DMR Tier I (license-free DMR) ETSI TS 102 361-1/2/3, Analogue PMR446
Channel Capacity
Zone Capacity
Channel Spacing
12.5 kHz (analogue), 25 kHz (digital)
Battery Service Life (5/5/90 duty cycle)
approx. 16 h (digital) approx. 12 h (analogue)
Standard Battery
1500 mAh (lithium-ion battery)
Frequency Stability
± 0.5 ppm
Antenna Impedance
50 Ω
Dimensions (HxBxT)
108 × 54 × 29 mm
Weight (with antenna and standard battery)
approx. 220 g

Environmental Conditions

Operating temperature range
-30 °C to +60 °C
Storage temperature range
-40 °C to +85 °C
Protection against dust and moisture
Shock and vibration resistance
MIL-STD-810 G standard
Relative humidity
MIL-STD-810 G standard


Transmitting Power
0.5 W
11K0F3E at 12.5 kHz, 16K0F3E at 25 kHz
4FSK digital modulation
12.5 kHz (data only): 7K60FXD 12.5 kHz (data and voice): 7K60FXW
Interfering signals and harmonics
36 dBm (< 1 GHz) 30 dBm (> 1 GHz)
Noise cancellation
40 dB at 12.5 kHz 45 dB at 25 kHz
Audio sensitivity
+1 dB to -3 dB
Audio distortion
≤ 3 %


Sensitivity (analogue)
0.22 μV (typical) (12 dB SINAD) 0.4 μV (typical) (20 dB SINAD)
Sensitivity (digital)
0.22 μV / BER 5%
Adjacent channel selectivity (ETSI)
60 dB at 12.5 kHz
Nominal audio power output
0.5 W
Conducted spurious emission
< -57 dBm