| Model NO | JBD301-A Indoor Chime | |
| Power | Power Interface | Micro USB |
| Charging Voltage | DC 5 V | |
| Network | Transmission Frequency | 915 MHz, 868 MHz, 433 MHz |
| Wireless Protocol | FSK | |
| Audio | Number of Tones | Five |
| Ringtone Type | Chord | |
| Loudness | 85 dB at 1 meter | |
| Installation | Indoor or Outdoor | Indoor |
| Installation Method | Desktop placement | |
| Sync | Multi-device Sync | One doorbell to multiple chimes and one chime to multiple doorbells sync supported |
| Package Sync | Doorbell and chime paired in factory when sold in package | |
| Button and Indicator Light | Button | Sync, ringtone selection, volume up, volume down |
| Indicator light | Red and blue two-color LED | |
| Environment | Operating Temperature | -10 ℃ ~ 45 ℃ |
| Storage Temperature | -20 ℃ ~ 60 ℃ | |
| Prodoct Dimension | Dimension | 65 mm ×65 mm × 20 mm |
| Material | PC | |
| Color | White | |
| Certification | Certification | CE, FCC, RoHS, WEEE |
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