4. Features
1) Bluetooth Spec : Ver 4.0 BLE
2) Chip Set : nRF51822 Rev.3 (Nordic)
3) Program Memory Size : 256KB Memory, 32KB RAM
4) Interface : PWM1 and PWM2 interface for lighting control
5) Antenna Type : Chip Antenna
5. Caution
1) If you randomly disassemble and repair, exchanged and A / S is not
allowed.
2) Vulnerable to shock, please note, without a strong shock is not applied.
3) In the metal surface, there is a problem with the recognition and the
recognition distance of the keyboard can be generated.
6. Specifications
1) Operating voltage: DC 1.8 V ~ 3.6 V
2) Communication Method: Wireless (Bluetooth)
3) Operating distance: 10 M
4) Output: Max +10 dBm
5) Receive sensitivity: -102 dBm typ.
6) Operating frequency
Send: 2.402 ~ 2.480 MHz, 2.4G ISM band
Reception: 2.402 ~ 2.480 MHz, 2.4G ISM band
7) Channel: 40 channels
8) Modulation scheme: GFSK
9) Channel spacing: 2 MHz
10) Profile: Bluetooth Ver 4.0
11) Protocol: Asynchronous serial communication
12) Size: 18 X 79 X 1.0 mm
13) Weight: About 4 g