BF-TD520 is a cost-efficient DMR portable radio designed for construction sites, hotels, restaurants, malls, etc. BF-TD520 has a comprehensive feature package that includes vast channel capacity, digital encryptions, emergency alerts, digital/analog dual mode, VOX, and low power alert, making it an ideal choice for a wide variety of commercial scenarios.

High Power
The 5W high transmitting power gives BF-TD520 a longer range and better penetration, able to handle the communication challenges in such environments as tall buildings, large warehouses, hotel complexes, etc. High power also means louder audio, and when the user does not need it he can easily switch the radio into low power mode via the power switch button, which is both flexible and power-efficient.

Emergency Alert
In case of emergency, the user can press the emergency button to ask for help. Moreover, BF-TD520 incorporates lone worker to safeguard the user when he is working by himself. When the user doesn’t operate the radio for a certain length of time, the radio will automatically send out an distress call to prevent the situation from escalating.

Voice Encryptions
BF-TD520 comes with voice encryption and scrambling to ensure the user’s information privacy. BF-TD520 communicates only with radios with the same encryption type, effectively cut off unwanted interference while prevent data leakage at the same time.

Multiple Channels
BF-TD520 supports 16 zones, each with 16 channels. The user can easily switch channels via the programmable side buttons according to his needs, which delivers further convenience and efficiency.

Superior Audio
BF-TD520 adopts narrowband codec and digital error correction technologies to deliver a better audio experience and better anti-interference. The user can enjoy loud and clear voice communications even in a noisy environment or infringe areas.

Silence Unknown Callers
BF-TD520 allows the user to filter contacts. It will block out unknown callers to prevent the user from unwanted distractions, which greatly improves the user’s communication efficiency. Moreover, the user can use the programmable button to switch between talkaround and repeater modes. The user can still enjoy PTT communications even if the repeater is down.

General Frequency Range VHF:136-174MHz/UHF: 350-400MHz
UHF:400-480MHz/UHF2:450-520MHz Channel Capacity 256 Zones 16 Channel Spacing 12.5KHz/25KHz Operating Voltage DC 7.4V (±20%) Battery Capacity 2000mAh Battery Life(5/5/90) Digital: 20 Hours; Analog: 15 Hours Frequency Stability ±1.5ppm Antenna Impedance 50Ω Dimensions (L×W×H) 60(L)*40 (W) *117 (H)mm Weight 274g (Including Battery) Transmitter RF Output Power ≤5W 4FSK Modulation 12.5kHz Only data:7K60FXD
12.5kHz data and audio:7K60FXE FM Modulation 12.5 kHz:8K50F3E;
25 kHz:16K0F3E; Modulation Limiting +/- 2.5kHz @ 12.5kHz;
+/- 5kHz @ 25kHz FM Noise -40dB Conducted Emission -36 dBm≤1GHz/-30 dBm≥1GHz Adjacent Channel Power ≤-60dB Audio Response +1/-3 dB Audio Distortion 0.03 Digital Voice coder Type AMBE Receiver Digital Sensitivity 5% BER:0.25uV Analog Sensitivity 0.25uV (12dB SINAD) Intermodulation 65dB Adjacent Channel Selectivity 60dB Spurious Response Rejection 70dB FM Noise -40dB Audio Response +1/-3dB Rated Audio Output Power 0.5W Max Audio Output Power 1.2W Rated Audio Distortion 3% (Typical) Conducted Spurious Emission -57dBm Environmental Specifications Working Temperature -20℃—+60℃ Storage Temperature -30℃—+85℃ Waterproof & Dustproof IP54