BD502i Commercial UHF and VHF DMR Two-Way Digital Radios
The BD502i is one of the best-selling Hytera radio two-way commercial DMR radios because it is compact, rugged, easy to use, and provides reliable communications at an affordable price. The BD502i features analog and digital operation, 48 channels, loud and clear digital audio, extended talk range, audio channel announcement, and 16 hours of battery life.
Antenna
Channel Selector
Transmit/Receive LED
Power and Volume
Speaker and Microphone
Audio Jack
Micro USB Port
IP54 Rated
Push-to-talk Button
Programmable Button
Long Life Battery
Functions
HIGH QUALITY AUDIO
Audio equalizer adjusts low, mid, and high frequency gain. Provides the best audio performance in noisy or quiet environments.
ANALOG OR DIGITAL OPERATION
The BD502i series operates in both analog or digital modes. Allows switching between the two operation modes for communication with analog radios.
RELIABLE AND DURABLE
Compliant with MIL-STD-810-G for shock and vibration. · IP54 rated for water and dust resistance.
LONG-LIFE BATTERY
Powerful 1500mAh Lithium Ion batteries deliver up to 16 hours of operation in digital mode and 12 in analog mode.
DMR
DMR signaling enables group call, private call, and all call transmitting with PTT ID. Supports DMR Tier II repeaters to extend coverage.
PSEUDO TRUNKING
This virtual trunking feature automatically uses whichever digital timeslot is free to improve call connectivity and frequency efficiency.
EMERGENCY CALLING
One-touch Emergency Alarms can be sent to other radios with the programmable button. · Improves worker safety and emergency response time.
SCANNING
Allows listening to communication activities on other channels.
VOX
Voice activated microphone enables hands free operation. Also supported on external earpiece and microphone accessories.
ANTI-INTERFERENCE
Digital encoding and error correcting reduces signal interference on the same frequency.
AUDIO CHANNEL ANNOUNCEMENT
Channel number voice announcement for fast and accurate channel switching, even in low visibility (BD502i only)
Standard Accessories for BD502i DMR Two-Way Radios
Antenna
AN0160H13
VHF Antenna (146-174MHz)
VHF Antenna, SMA connector, 146-174MHz, 15cm, no logo
Battery
BL1506
1500mAh Li-Ion Battery
1500mAh Li-Ion Battery
Carrying
BC08
Belt Clip
Plastic belt clip with a spring and metal bracket
RO03
Wrist Strap
Nylon wrist strap
Charger
CH10L23
Drop-In Single Unit Charger
General MCU Rapid-rate Charger
PS1014
Standard Switching Power Adapter
Standard Switching Power Adapter 100-240VAC 12VDC/1A Hytera (RoHS) (for CH10A07 single charger)
Optional Accessories for BD502i DMR Two-Way Radios
Audio
SM08M3
Remote Speaker Microphone With 3.5mm Audio Jack and Swivel Clip
Compact designed remote speaker microphone with 3.5mm audio jack (for use with receive-only earpiece) and 360 degree swivel metal clip.
SM13M1
External Microphone and Speaker
High quality , IP55 compliant and noise canceling microphone enabling clear and concise audio transmission in noisy operating environments
SM26M1
Remote Speaker Microphone (without emergency button)
Small, light and IP54 compliant remote speaker microphone with 2.5mm external audio connector.
ESM12
Earbud with In-line PTT and Microphone (Black)
Earbud (without earpiece) with VOX capability and in-line PTT microphone ensures convenient and reliable communications (Black)
EHM15-A
D-Style Earpiece with In-line PTT and Microphone (Black)
D-style earpiece with in-line PTT and microphone ideal for covert communications (Black)
ACM-01
PTT & MIC Water Proof Cable (for use with receive-only Earpiece)
IP54 compliant base set with PTT button and microphone can be used with a range of Hytera earbuds. The 3.5mm jack enables the replaced earbud to be connected directly to the ACM-01.
ES-01
Earbud without Earpiece (Receive-Only)
Reliable and ergonomically designed earbud to be used with various base sets. 3.5mm jack plug.
ES-02
Earbud with Acoustic Tube (Receive-Only)
Reliable and ergonomically designed earpiece with acoustic tube to be used with various base sets. 3.5mm jack plug.
EH-01
C-Style Earpiece (Receive-Only)
Ergonomically designed C-style earpiece (Receive only). 3.5mm jack plug.
EH-02
Swivel Style Earpiece (Receive-Only)
Ergonomically designed swivel earpiece (Receive only). 3.5mm jack plug.
EHS17
Swivel Style Earpiece (Receive Only)
Ergonomically designed swivel earpiece (Receive only). 2.5mm jack plug.
EHS18
C-Style Earpiece (Receive Only)
Ergonomically designed C-style earpiece (Receive only). 2.5mm jack plug.
EAS03
Receive-Only Transparent Acoustic Tube Earpiece
Receive-Only Transparent Acoustic Tube Earpiece
ESW01
Bluetooth Earpiece with charger(requires PS1030 power adapter)
Bluetooth Earpiece with charger(requires PS1030 power adapter)
POA107
Charging adapter for wireless earpiece (ESW01)
The POA107 compact charger allows charging of the wireless headset ESW01 using a micro USB cable, this is an alternative charging solution for the ADN-01 or ADN-02.
POA121
Bluetooth Ring PTT
The wireless PTT ring is designed for finger wearing and allows you to trigger PTT functions without holding a portable radio in your hands.
Antenna
AN0435H13
UHF Antenna (400-470MHz)
UHF Stubby Antenna, SMA connector, 400-470MHz, 9cm, with Hytera logo
AN0435W09
UHF Antenna (400-470MHz)
UHF Whip Antenna, SMA connector, 400-470MHz, 16cm
AN0460W19
UHF Antenna (440-470MHz)
UHF Long and fine antenna SMA connector 440-470MHz
AN0141H07
VHF/GPS Antenna (136-147MHz/1575MHz)
VHF Stubby Antenna, SMA connector,136-147MHz, GPS 1575MHz, 12cm, with Hytera logo
AN0153H08
VHF/GPS Antenna (147-160MHz/1575MHz)
VHF Stubby Antenna, SMA connector,147-160MHz, GPS 1575MHz, 12cm, with Hytera logo
AN0167H07
VHF/GPS Antenna (160-174MHz/1575MHz)
VHF Stubby Antenna, SMA connector,160-174MHz, GPS 1575MHz, 12cm, with Hytera logo
AN0160H13
VHF Antenna (146-174MHz)
VHF Antenna, SMA connector, 146-174MHz, 15cm, no logo
AN0141H06
VHF Antenna (136-147MHz)
VHF Antenna, SMA connector, 136-147MHz, 17cm, with Hytera logo
AN0153H07
VHF Antenna (147-160MHz)
VHF Stout Long Antenna, SMA connector, 147-160MHz, 17cm, with Hytera logo
AN0167H06
VHF Antenna (160-174MHz)
VHF Stout Long Antenna, SMA connector, 160-174MHz, 17cm, with Hytera logo
AN0155H08
VHF/GPS Antenna (147-160MHz/1575MHz)
VHF Stout Long Antenna, SMA connector, 136-174MHz, GPS 1575MHz, 20cm, with Hytera logo
Battery
BL1506
1500mAh Li-Ion Battery
1500mAh Li-Ion Battery
BL2018
2000mAh Li-ion battery
2000mAh Li-ion battery BD5i
Carrying
BC08
Belt Clip
Plastic belt clip with a spring and metal bracket
RO03
Wrist Strap
Nylon wrist strap
NCN011
Nylon Carrying Case
Nylon carrying case with half-open design and back-lock belt loop for easy installation
Charger
CH10L23
Drop-In Single Unit Charger
General MCU Rapid-rate Charger
CHV09
Vehicle Power Adapter
In the vehicle charging solution convenient for portable radio batteries.
MCL19
Multi-unit Charger
Multi-unit Charger for Li-ion Battery with power supply (12V/7A)
PS1014
Standard Switching Power Adapter
Standard Switching Power Adapter 100-240VAC 12VDC/1A Hytera (RoHS) (for CH10A07 single charger)
PS1030
Power Adapter (Micro USB)
Power adapter (Micro USB) for PD3 series enables hassle free charging via PC or laptop
Programming
PC76
Data programming cable
Data Programming Cable (USB Port)
DMR Extended Warranty
DMR Extended Warranty
DMR Extended Warranty
Extended warranty adds 2 years to the standard 3 year Hytera DMR product warranty for a total of 5 years of warranty protection.
Systems that work with BD502i DMR Two-Way Radios
Systems
SmartOne DMR Dispatch
Unified Communications and Dispatching
Technical Specifications
| Frequency range | UHF: 400-470 MHz VHF: 146-174 MHz |
| Channel capacity | 48 Channels (24 Analog, 24 Digital) |
| Zone capacity | 3 Zones with 16 Channels per Zone |
| Channel spacing | 25/12.5KHz |
| Operating voltage | 3.7 V |
| Battery | 1500Ah (Li-Ion) 2000Ah (Li-Ion) |
| Battery service life (5/5/90) | Analog: 12/16 hours (1500mAh) Digital:16/22 hours (2000mAh) |
| Frequency stability | ±0.5 ppm |
| Antenna impedance | 50 Ω |
| Dimensions (H×W×D) | 4.25" x 2.12" x 1.14", 108×54×29mm |
| Weight | 8 oz. (with AN0435W09 and BL1506) |
| RF Power Output | VHF High power: 5W VHF Low power: 1W UHF High power: 4W UHF Low power: 1W |
| FM Modulation | 11K0F3E @ 12.5KHz 16K0F3E @ 25KHz |
| 4FSK Digital Modulation (Digital Emissions Designator) | 12.5 kHz (data only): 7K60FXD 12.5 kHz (voice & data): 7K60FXW |
| Conducted/Radiated Emission | -36 dBm < 1 GHz -30 dBm > 1 GHz |
| Modulation limiting | ±2.5 kHz at 12.5 kHz ±5.0 kHz at 25 kHz |
| FM Hum & Noise | 40 dB at 12.5 kHz 45 dB at 25 kHz |
| Adjacent channel selectivity | 60 dB at 12.5 kHz 70 dB at 25 kHz |
| Audio Response | +1 ~ -3dB |
| Audio Distortion | ≤ 3% |
| Digital vocoder type | AMBE++ |
| Digital Protocol | ETSI-TS102 361-1,-2,-3 |
| Digital Sensitivity | 0.22μV / BER 5% |
| Analog Sensitivity | 0.22μV (Typical) (12dB SIN AD) 0.4μV (20dB SIN AD) |
| Adjacent channel selectivityTIA-603 | 60dB @ 12.5KHz/70dB @ 25KHz |
| IntermodulationTIA-603 | 65dB @ 12.5/25KHz |
| Spurious response rejectionTIA-603 | 70dB @ 12.5/25KHz |
| Hum & Noise | 40dB @ 12.5KHz 45dB @ 25KHz |
| Rated Audio Power Output | 0.5W |
| Rated Audio Distortion | ≤3% |
| Audio Response | +1 ~ -3dB |
| Conducted spurious emission | < -57 dBm |
| Operating temperature | -30 °C to +60 °C |
| Storage temperature | -40 °C to +85 °C |
| ESD | IEC 61000-4-2 (level 4) ±8 kV (contact ) ±15 kV (air) |
| Dustproof & Waterproof | IP54 Standard |
| Humidity | Per MIL-STD-810 C/D/E/F/G Standard |
| Shock & Vibration | Per MIL-STD-810 C/D/E/F/G Standard |