Read more Navbea Card Name Badge Navbea Card X Beacon is a useful and long range beacon with a range of almost 150 m. But the range depends on the working environments. Navbea Card X belongs to the ultra low power ARM® chipset NORDIC® nRF52 series. Its dimensions are 89.59 x 54.13 mm and its thickness is approximately 4.20 mm. This BLE card marker contains a high-quality, soft-packaged Li-MnO5 battery that can last up to 2 years. Like its range, battery life is dependent on the operating environment. This device contains an LED and will flash after the interval when the battery level drops below 5%. It also sends real-time notifications for battery level. The transmission power range of the iBeacon board is from -40dBm to +4dBm. All devices with iOS 7.0+ and Android 4.3+ support this cue card. It is also compatible with Bluetooth 5.0 enabled devices. The cue card comes with a high quality antenna with 50 ohm power. The default case color of this device is white, but it can be customized. It is also possible to print the logos of different companies.