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Bluetooth | Version | Bluetooth 3.0+Bluetooth 4.0 |
Security | Secure simple pairing and safer | |
BR/EDR connections | 7 | |
Class | II 級(jí) | |
Radio | Frequency | 2.402GHz to 2.480GHz |
Modulations | GFSK, π/4-DQPSK and 8DPSK | |
Transmit power | +8dBm | |
Receiver sensitivity | -86dBm | |
Hardware | Host interfaces | UART,PIO,AIO,SPI,PCM etc. |
GPIO | 30mA | |
Discoverable/Connectable | 0.05mA with deep sleep | |
Connected | Audio streaming: 35mA | |
Max working current | 30mA | |
Power supply | 3.3 to 4.2V | |
Audio Features and Interfaces | Codec | Built in 64-bit stereo codec |
Analog interface | Dual ADC and DAC | |
Microphone | Dual Microphone | |
Software codec | Aptex and AAC | |
Echo cancellation | CVC 5th generation | |
Environmental | Temperature | -40℃ to +85℃ |
Humidity | Up to 95℃ | |
Weight | 1.2g | |
Environmentally Friendly | ROHS Compliant |
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CopyRight(c) 2006~2018 danditec.com Shanghai Dandi Communication Technology Co.,Ltd. All Rights Reserved. Site by:XinNew 滬ICP備16004829號(hào)
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